diff --git a/compute/cloud-client/src/main/java/compute/CreateEncryptedInstance.java b/compute/cloud-client/src/main/java/compute/CreateEncryptedInstance.java
index 8829834adbc..4a8d30be9c9 100644
--- a/compute/cloud-client/src/main/java/compute/CreateEncryptedInstance.java
+++ b/compute/cloud-client/src/main/java/compute/CreateEncryptedInstance.java
@@ -61,7 +61,7 @@ public static void createEncryptedInstance(String project, String zone, String i
        networkName: network interface to associate with the instance. */
     String machineType = String.format("zones/%s/machineTypes/n1-standard-1", zone);
     String sourceImage = String
-        .format("projects/debian-cloud/global/images/family/%s", "debian-11");
+        .format("projects/debian-cloud/global/images/family/%s", "debian-13");
     long diskSizeGb = 10L;
     String networkName = "default";
 
diff --git a/compute/cloud-client/src/main/java/compute/CreateInstance.java b/compute/cloud-client/src/main/java/compute/CreateInstance.java
index 6c012330f1f..b8f8c2bbd9b 100644
--- a/compute/cloud-client/src/main/java/compute/CreateInstance.java
+++ b/compute/cloud-client/src/main/java/compute/CreateInstance.java
@@ -57,7 +57,7 @@ public static void createInstance(String project, String zone, String instanceNa
     // networkName: network interface to associate with the instance.
     String machineType = String.format("zones/%s/machineTypes/n1-standard-1", zone);
     String sourceImage = String
-        .format("projects/debian-cloud/global/images/family/%s", "debian-11");
+        .format("projects/debian-cloud/global/images/family/%s", "debian-13");
     long diskSizeGb = 10L;
     String networkName = "default";
 
diff --git a/compute/cloud-client/src/main/java/compute/CreateInstanceFromTemplateWithOverrides.java b/compute/cloud-client/src/main/java/compute/CreateInstanceFromTemplateWithOverrides.java
index 19c5570a3a0..1fb0445f72f 100644
--- a/compute/cloud-client/src/main/java/compute/CreateInstanceFromTemplateWithOverrides.java
+++ b/compute/cloud-client/src/main/java/compute/CreateInstanceFromTemplateWithOverrides.java
@@ -49,7 +49,7 @@ public static void main(String[] args)
      *    https://cloud.google.com/sdk/gcloud/reference/compute/machine-types/list
      * newDiskSourceImage - Path the the disk image you want to use for your new
      *    disk. This can be one of the public images
-     *    (like "projects/debian-cloud/global/images/family/debian-11")
+     *    (like "projects/debian-cloud/global/images/family/debian-13")
      *    or a private image you have access to.
      *    You can check the list of available public images using the doc:
      *    http://cloud.google.com/compute/docs/images
@@ -72,7 +72,7 @@ public static void createInstanceFromTemplateWithOverrides(String projectId, Str
         InstanceTemplatesClient instanceTemplatesClient = InstanceTemplatesClient.create()) {
 
       String machineType = "n1-standard-1";
-      String newDiskSourceImage = "projects/debian-cloud/global/images/family/debian-11";
+      String newDiskSourceImage = "projects/debian-cloud/global/images/family/debian-13";
 
       // Retrieve an instance template.
       InstanceTemplate instanceTemplate = instanceTemplatesClient
diff --git a/compute/cloud-client/src/main/java/compute/CreateInstanceTemplate.java b/compute/cloud-client/src/main/java/compute/CreateInstanceTemplate.java
index e365c7379d2..33b28fe5eeb 100644
--- a/compute/cloud-client/src/main/java/compute/CreateInstanceTemplate.java
+++ b/compute/cloud-client/src/main/java/compute/CreateInstanceTemplate.java
@@ -54,7 +54,7 @@ public static void createInstanceTemplate(String projectId, String templateName)
     try (InstanceTemplatesClient instanceTemplatesClient = InstanceTemplatesClient.create()) {
 
       String machineType = "e2-standard-4";
-      String sourceImage = "projects/debian-cloud/global/images/family/debian-11";
+      String sourceImage = "projects/debian-cloud/global/images/family/debian-13";
 
       // The template describes the size and source image of the boot disk
       // to attach to the instance.
@@ -110,7 +110,7 @@ public static void createInstanceTemplateWithDiskType(String projectId, String t
           .setInitializeParams(AttachedDiskInitializeParams.newBuilder()
               .setDiskSizeGb(10)
               .setDiskType("pd-balanced")
-              .setSourceImage("projects/debian-cloud/global/images/family/debian-11").build())
+              .setSourceImage("projects/debian-cloud/global/images/family/debian-13").build())
           .setAutoDelete(true)
           .setBoot(true)
           .setType(AttachedDisk.Type.PERSISTENT.toString()).build();
diff --git a/compute/cloud-client/src/main/java/compute/CreateInstancesAdvanced.java b/compute/cloud-client/src/main/java/compute/CreateInstancesAdvanced.java
index 379bc7d2954..0f84719f3e4 100644
--- a/compute/cloud-client/src/main/java/compute/CreateInstancesAdvanced.java
+++ b/compute/cloud-client/src/main/java/compute/CreateInstancesAdvanced.java
@@ -254,7 +254,7 @@ private static Instance createWithDisks(String project, String zone, String inst
   // [START compute_instances_create_from_image]
 
   /**
-   * Create a new VM instance with Debian 11 operating system.
+   * Create a new VM instance with Debian 13 operating system.
    *
    * @param project project ID or project number of the Cloud project you want to use.
    * @param zone name of the zone to create the instance in. For example: "us-west3-b"
@@ -265,7 +265,7 @@ public static Instance createFromPublicImage(String project, String zone, String
       throws IOException, InterruptedException, ExecutionException, TimeoutException {
     try (ImagesClient imagesClient = ImagesClient.create()) {
       // List of public operating system (OS) images: https://cloud.google.com/compute/docs/images/os-details
-      Image image = imagesClient.getFromFamily("debian-cloud", "debian-11");
+      Image image = imagesClient.getFromFamily("debian-cloud", "debian-13");
       String diskType = String.format("zones/%s/diskTypes/pd-standard", zone);
       Vector<AttachedDisk> disks = new Vector<>();
       disks.add(diskFromImage(diskType, 10, true, image.getSelfLink()));
@@ -301,7 +301,7 @@ public static Instance createFromCustomImage(String project, String zone, String
   // [START compute_instances_create_from_image_plus_empty_disk]
 
   /**
-   * Create a new VM instance with Debian 11 operating system and a 11 GB additional empty disk.
+   * Create a new VM instance with Debian 13 operating system and a 11 GB additional empty disk.
    *
    * @param project project ID or project number of the Cloud project you want to use.
    * @param zone name of the zone to create the instance in. For example: "us-west3-b"
@@ -312,7 +312,7 @@ public static Instance createWithAdditionalDisk(String project, String zone, Str
       throws IOException, InterruptedException, ExecutionException, TimeoutException {
     try (ImagesClient imagesClient = ImagesClient.create()) {
       // List of public operating system (OS) images: https://cloud.google.com/compute/docs/images/os-details
-      Image image = imagesClient.getFromFamily("debian-cloud", "debian-11");
+      Image image = imagesClient.getFromFamily("debian-cloud", "debian-13");
       String diskType = String.format("zones/%s/diskTypes/pd-standard", zone);
       Vector<AttachedDisk> disks = new Vector<>();
       disks.add(diskFromImage(diskType, 10, true, image.getSelfLink()));
@@ -349,7 +349,7 @@ public static Instance createFromSnapshot(String project, String zone, String in
   // [START compute_instances_create_from_image_plus_snapshot_disk]
 
   /**
-   * Create a new VM instance with Debian 11 operating system and data disk created from snapshot.
+   * Create a new VM instance with Debian 13 operating system and data disk created from snapshot.
    *
    * @param project project ID or project number of the Cloud project you want to use.
    * @param zone name of the zone to create the instance in. For example: "us-west3-b"
@@ -363,7 +363,7 @@ public static Instance createWithSnapshottedDataDisk(String project, String zone
       throws IOException, InterruptedException, ExecutionException, TimeoutException {
     try (ImagesClient imagesClient = ImagesClient.create()) {
       // List of public operating system (OS) images: https://cloud.google.com/compute/docs/images/os-details
-      Image image = imagesClient.getFromFamily("debian-cloud", "debian-11");
+      Image image = imagesClient.getFromFamily("debian-cloud", "debian-13");
       String diskType = String.format("zones/%s/diskTypes/pd-standard", zone);
       Vector<AttachedDisk> disks = new Vector<>();
       disks.add(diskFromImage(diskType, 10, true, image.getSelfLink()));
@@ -377,7 +377,7 @@ public static Instance createWithSnapshottedDataDisk(String project, String zone
   // [START compute_instances_create_from_image]
 
   /**
-   * Create a new VM instance with Debian 11 operating system in specified network and subnetwork.
+   * Create a new VM instance with Debian 13 operating system in specified network and subnetwork.
    *
    * @param project project ID or project number of the Cloud project you want to use.
    * @param zone name of the zone to create the instance in. For example: "us-west3-b"
@@ -394,7 +394,7 @@ public static Instance createWithSubnetwork(String project, String zone, String
       throws IOException, InterruptedException, ExecutionException, TimeoutException {
     try (ImagesClient imagesClient = ImagesClient.create()) {
       // List of public operating system (OS) images: https://cloud.google.com/compute/docs/images/os-details
-      Image image = imagesClient.getFromFamily("debian-cloud", "debian-11");
+      Image image = imagesClient.getFromFamily("debian-cloud", "debian-13");
       String diskType = String.format("zones/%s/diskTypes/pd-standard", zone);
       Vector<AttachedDisk> disks = new Vector<>();
       disks.add(diskFromImage(diskType, 10, true, image.getSelfLink()));
diff --git a/compute/cloud-client/src/main/java/compute/CreateRegionalInstanceTemplate.java b/compute/cloud-client/src/main/java/compute/CreateRegionalInstanceTemplate.java
index bda1e02df17..dc07d357b0a 100644
--- a/compute/cloud-client/src/main/java/compute/CreateRegionalInstanceTemplate.java
+++ b/compute/cloud-client/src/main/java/compute/CreateRegionalInstanceTemplate.java
@@ -57,7 +57,7 @@ public static void createRegionalInstanceTemplate(
              RegionInstanceTemplatesClient.create()) {
 
       String machineType = "n1-standard-1"; // Example machine type
-      String sourceImage = "projects/debian-cloud/global/images/family/debian-11"; // Example image
+      String sourceImage = "projects/debian-cloud/global/images/family/debian-13"; // Example image
 
       // Define the boot disk for the instance template
       AttachedDisk attachedDisk = AttachedDisk.newBuilder()
diff --git a/compute/cloud-client/src/main/java/compute/CreateTemplateWithSubnet.java b/compute/cloud-client/src/main/java/compute/CreateTemplateWithSubnet.java
index 602db9d2d57..0167a5ecc9f 100644
--- a/compute/cloud-client/src/main/java/compute/CreateTemplateWithSubnet.java
+++ b/compute/cloud-client/src/main/java/compute/CreateTemplateWithSubnet.java
@@ -63,7 +63,7 @@ public static void createTemplateWithSubnet(String projectId, String network, St
       AttachedDisk disk = AttachedDisk.newBuilder()
           .setInitializeParams(AttachedDiskInitializeParams.newBuilder()
               .setSourceImage(
-                  String.format("projects/%s/global/images/family/%s", "debian-cloud", "debian-11"))
+                  String.format("projects/%s/global/images/family/%s", "debian-cloud", "debian-13"))
               .setDiskSizeGb(250).build())
           .setAutoDelete(true)
           .setBoot(true)
diff --git a/compute/cloud-client/src/main/java/compute/CreateWithLocalSsd.java b/compute/cloud-client/src/main/java/compute/CreateWithLocalSsd.java
index ea4844f6fa7..e7a17cfc6c1 100644
--- a/compute/cloud-client/src/main/java/compute/CreateWithLocalSsd.java
+++ b/compute/cloud-client/src/main/java/compute/CreateWithLocalSsd.java
@@ -48,7 +48,7 @@ public static void main(String[] args)
     createWithLocalSsd(projectId, zone, instanceName);
   }
 
-  // Create a new VM instance with Debian 11 operating system and SSD local disk.
+  // Create a new VM instance with Debian 13 operating system and SSD local disk.
   public static void createWithLocalSsd(String projectId, String zone, String instanceName)
       throws IOException, ExecutionException, InterruptedException, TimeoutException {
 
@@ -57,7 +57,7 @@ public static void createWithLocalSsd(String projectId, String zone, String inst
     boolean autoDelete = true;
     String diskType = String.format("zones/%s/diskTypes/pd-standard", zone);
     // Get the latest debian image.
-    Image newestDebian = getImageFromFamily("debian-cloud", "debian-11");
+    Image newestDebian = getImageFromFamily("debian-cloud", "debian-13");
     List<AttachedDisk> disks = new ArrayList<>();
 
     // Create the disks to be included in the instance.
diff --git a/compute/cloud-client/src/main/java/compute/customhostname/CreateInstanceWithCustomHostname.java b/compute/cloud-client/src/main/java/compute/customhostname/CreateInstanceWithCustomHostname.java
index 03f07491a37..23f6659658b 100644
--- a/compute/cloud-client/src/main/java/compute/customhostname/CreateInstanceWithCustomHostname.java
+++ b/compute/cloud-client/src/main/java/compute/customhostname/CreateInstanceWithCustomHostname.java
@@ -63,7 +63,7 @@ public static void createInstanceWithCustomHostname(String projectId, String zon
     //  *    For example: global/networks/default - if you want to use the default network.
     String machineType = "n1-standard-1";
     String sourceImage = String.format("projects/%s/global/images/family/%s", "debian-cloud",
-        "debian-11");
+        "debian-13");
     String networkName = "global/networks/default";
 
     try (InstancesClient instancesClient = InstancesClient.create()) {
diff --git a/compute/cloud-client/src/main/java/compute/custommachinetype/CreateCustomMachineType.java b/compute/cloud-client/src/main/java/compute/custommachinetype/CreateCustomMachineType.java
index 0b992536ff5..e971c585210 100644
--- a/compute/cloud-client/src/main/java/compute/custommachinetype/CreateCustomMachineType.java
+++ b/compute/cloud-client/src/main/java/compute/custommachinetype/CreateCustomMachineType.java
@@ -70,7 +70,7 @@ public static void createInstanceWithCustomMachineType(
               AttachedDiskInitializeParams.newBuilder()
                   .setSourceImage(
                       String.format("projects/%s/global/images/family/%s", "debian-cloud",
-                          "debian-11"))
+                          "debian-13"))
                   .setDiskSizeGb(10)
                   .build()
           )
diff --git a/compute/cloud-client/src/main/java/compute/custommachinetype/CreateInstanceWithCustomSharedCore.java b/compute/cloud-client/src/main/java/compute/custommachinetype/CreateInstanceWithCustomSharedCore.java
index 8a434b42bcf..3b3cdcce416 100644
--- a/compute/cloud-client/src/main/java/compute/custommachinetype/CreateInstanceWithCustomSharedCore.java
+++ b/compute/cloud-client/src/main/java/compute/custommachinetype/CreateInstanceWithCustomSharedCore.java
@@ -192,7 +192,7 @@ public static void createInstanceWithCustomSharedCore(
               AttachedDiskInitializeParams.newBuilder()
                   .setSourceImage(
                       String.format("projects/%s/global/images/family/%s", "debian-cloud",
-                          "debian-11"))
+                          "debian-13"))
                   .setDiskSizeGb(10)
                   .build()
           )
diff --git a/compute/cloud-client/src/main/java/compute/custommachinetype/CreateWithHelper.java b/compute/cloud-client/src/main/java/compute/custommachinetype/CreateWithHelper.java
index f4b9f98c696..8d5cf8da319 100644
--- a/compute/cloud-client/src/main/java/compute/custommachinetype/CreateWithHelper.java
+++ b/compute/cloud-client/src/main/java/compute/custommachinetype/CreateWithHelper.java
@@ -194,7 +194,7 @@ public static void createInstanceWithCustomMachineTypeWithHelper(
               AttachedDiskInitializeParams.newBuilder()
                   .setSourceImage(
                       String.format("projects/%s/global/images/family/%s", "debian-cloud",
-                          "debian-11"))
+                          "debian-13"))
                   .setDiskSizeGb(10)
                   .build()
           )
diff --git a/compute/cloud-client/src/main/java/compute/custommachinetype/CreateWithoutHelper.java b/compute/cloud-client/src/main/java/compute/custommachinetype/CreateWithoutHelper.java
index 133159f44c7..d937152645d 100644
--- a/compute/cloud-client/src/main/java/compute/custommachinetype/CreateWithoutHelper.java
+++ b/compute/cloud-client/src/main/java/compute/custommachinetype/CreateWithoutHelper.java
@@ -75,7 +75,7 @@ public static void createInstanceWithCustomMachineTypeWithoutHelper(
                   .setSourceImage(
                       String.format("projects/%s/global/images/family/%s",
                           "debian-cloud",
-                          "debian-11"))
+                          "debian-13"))
                   .setDiskSizeGb(10)
                   .build()
           )
diff --git a/compute/cloud-client/src/main/java/compute/custommachinetype/ExtraMemoryWithoutHelper.java b/compute/cloud-client/src/main/java/compute/custommachinetype/ExtraMemoryWithoutHelper.java
index f56874d4374..f6c951376d5 100644
--- a/compute/cloud-client/src/main/java/compute/custommachinetype/ExtraMemoryWithoutHelper.java
+++ b/compute/cloud-client/src/main/java/compute/custommachinetype/ExtraMemoryWithoutHelper.java
@@ -74,7 +74,7 @@ public static void createInstanceWithExtraMemoryWithoutHelper(
               AttachedDiskInitializeParams.newBuilder()
                   .setSourceImage(
                       String.format("projects/%s/global/images/family/%s", "debian-cloud",
-                          "debian-11"))
+                          "debian-13"))
                   .setDiskSizeGb(10)
                   .build()
           )
diff --git a/compute/cloud-client/src/main/java/compute/deleteprotection/CreateInstanceDeleteProtection.java b/compute/cloud-client/src/main/java/compute/deleteprotection/CreateInstanceDeleteProtection.java
index 71b880e2301..224c0eb8ed1 100644
--- a/compute/cloud-client/src/main/java/compute/deleteprotection/CreateInstanceDeleteProtection.java
+++ b/compute/cloud-client/src/main/java/compute/deleteprotection/CreateInstanceDeleteProtection.java
@@ -54,7 +54,7 @@ public static void createInstanceDeleteProtection(String projectId, String zone,
 
     String machineType = String.format("zones/%s/machineTypes/e2-small", zone);
     String sourceImage = String
-        .format("projects/debian-cloud/global/images/family/%s", "debian-11");
+        .format("projects/debian-cloud/global/images/family/%s", "debian-13");
     long diskSizeGb = 10L;
     String networkName = "default";
 
diff --git a/compute/cloud-client/src/main/java/compute/images/GetImageFromFamily.java b/compute/cloud-client/src/main/java/compute/images/GetImageFromFamily.java
index 45855612828..a00b4160e0e 100644
--- a/compute/cloud-client/src/main/java/compute/images/GetImageFromFamily.java
+++ b/compute/cloud-client/src/main/java/compute/images/GetImageFromFamily.java
@@ -31,7 +31,7 @@ public static void main(String[] args) throws IOException {
     // Name of the image family you want to retrieve the image from.
     // List of public operating system (OS) images:
     // https://cloud.google.com/compute/docs/images/os-details
-    String family = "debian-11";
+    String family = "debian-13";
 
     getImageFromFamily(projectId, family);
   }
diff --git a/compute/cloud-client/src/main/java/compute/ipaddress/AssignStaticExternalNewVmAddress.java b/compute/cloud-client/src/main/java/compute/ipaddress/AssignStaticExternalNewVmAddress.java
index 2a3e66620d3..49683150d9c 100644
--- a/compute/cloud-client/src/main/java/compute/ipaddress/AssignStaticExternalNewVmAddress.java
+++ b/compute/cloud-client/src/main/java/compute/ipaddress/AssignStaticExternalNewVmAddress.java
@@ -70,7 +70,7 @@ public static Instance assignStaticExternalNewVmAddress(String projectId, String
     // Initialize client that will be used to send requests. This client only needs to be created
     // once, and can be reused for multiple requests.
     try (ImagesClient imagesClient = ImagesClient.create()) {
-      sourceImage = imagesClient.getFromFamily("debian-cloud", "debian-11").getSelfLink();
+      sourceImage = imagesClient.getFromFamily("debian-cloud", "debian-13").getSelfLink();
     }
     AttachedDisk attachedDisk = buildAttachedDisk(sourceImage, zone);
 
diff --git a/compute/cloud-client/src/main/java/compute/preemptible/CreatePreemptibleInstance.java b/compute/cloud-client/src/main/java/compute/preemptible/CreatePreemptibleInstance.java
index 2965512eb4a..a3f2b95b578 100644
--- a/compute/cloud-client/src/main/java/compute/preemptible/CreatePreemptibleInstance.java
+++ b/compute/cloud-client/src/main/java/compute/preemptible/CreatePreemptibleInstance.java
@@ -52,7 +52,7 @@ public static void createPremptibleInstance(String projectId, String zone, Strin
       throws IOException, ExecutionException, InterruptedException, TimeoutException {
 
     String machineType = String.format("zones/%s/machineTypes/e2-small", zone);
-    String sourceImage = "projects/debian-cloud/global/images/family/debian-11";
+    String sourceImage = "projects/debian-cloud/global/images/family/debian-13";
     long diskSizeGb = 10L;
     String networkName = "default";
 
diff --git a/compute/cloud-client/src/main/java/compute/reservation/ConsumeAnyMatchingReservation.java b/compute/cloud-client/src/main/java/compute/reservation/ConsumeAnyMatchingReservation.java
index b8d1ac7f8f9..2a759e2545e 100644
--- a/compute/cloud-client/src/main/java/compute/reservation/ConsumeAnyMatchingReservation.java
+++ b/compute/cloud-client/src/main/java/compute/reservation/ConsumeAnyMatchingReservation.java
@@ -49,7 +49,7 @@ public static void main(String[] args)
     String machineTypeName = "n1-standard-4";
     // sourceImage: path to the operating system image to mount.
     // *   For details about images you can mount, see https://cloud.google.com/compute/docs/images
-    String sourceImage = "projects/debian-cloud/global/images/family/debian-11";
+    String sourceImage = "projects/debian-cloud/global/images/family/debian-13";
     // diskSizeGb: storage size of the boot disk to attach to the instance.
     long diskSizeGb = 10L;
     // networkName: network interface to associate with the instance.
diff --git a/compute/cloud-client/src/main/java/compute/reservation/ConsumeSingleProjectReservation.java b/compute/cloud-client/src/main/java/compute/reservation/ConsumeSingleProjectReservation.java
index 8f1118b4d1b..3d13f0dc741 100644
--- a/compute/cloud-client/src/main/java/compute/reservation/ConsumeSingleProjectReservation.java
+++ b/compute/cloud-client/src/main/java/compute/reservation/ConsumeSingleProjectReservation.java
@@ -50,7 +50,7 @@ public static void main(String[] args)
     String machineTypeName = "n1-standard-4";
     // sourceImage: path to the operating system image to mount.
     // *   For details about images you can mount, see https://cloud.google.com/compute/docs/images
-    String sourceImage = "projects/debian-cloud/global/images/family/debian-11";
+    String sourceImage = "projects/debian-cloud/global/images/family/debian-13";
     // diskSizeGb: storage size of the boot disk to attach to the instance.
     long diskSizeGb = 10L;
     // networkName: network interface to associate with the instance.
diff --git a/compute/cloud-client/src/main/java/compute/reservation/ConsumeSpecificSharedReservation.java b/compute/cloud-client/src/main/java/compute/reservation/ConsumeSpecificSharedReservation.java
index acf084798bf..888d281fc77 100644
--- a/compute/cloud-client/src/main/java/compute/reservation/ConsumeSpecificSharedReservation.java
+++ b/compute/cloud-client/src/main/java/compute/reservation/ConsumeSpecificSharedReservation.java
@@ -50,7 +50,7 @@ public static void main(String[] args)
     String machineTypeName = "n1-standard-4";
     // sourceImage: path to the operating system image to mount.
     // *   For details about images you can mount, see https://cloud.google.com/compute/docs/images
-    String sourceImage = "projects/debian-cloud/global/images/family/debian-11";
+    String sourceImage = "projects/debian-cloud/global/images/family/debian-13";
     // diskSizeGb: storage size of the boot disk to attach to the instance.
     long diskSizeGb = 10L;
     // networkName: network interface to associate with the instance.
diff --git a/compute/cloud-client/src/main/java/compute/reservation/CreateInstanceWithoutConsumingReservation.java b/compute/cloud-client/src/main/java/compute/reservation/CreateInstanceWithoutConsumingReservation.java
index df278717286..3aa1cfa615d 100644
--- a/compute/cloud-client/src/main/java/compute/reservation/CreateInstanceWithoutConsumingReservation.java
+++ b/compute/cloud-client/src/main/java/compute/reservation/CreateInstanceWithoutConsumingReservation.java
@@ -49,7 +49,7 @@ public static void main(String[] args)
     String machineTypeName = "n1-standard-1";
     // sourceImage: path to the operating system image to mount.
     // *   For details about images you can mount, see https://cloud.google.com/compute/docs/images
-    String sourceImage = "projects/debian-cloud/global/images/family/debian-11";
+    String sourceImage = "projects/debian-cloud/global/images/family/debian-13";
     // diskSizeGb: storage size of the boot disk to attach to the instance.
     long diskSizeGb = 10L;
     // networkName: network interface to associate with the instance.
diff --git a/compute/cloud-client/src/main/java/compute/reservation/CreateTemplateWithoutConsumingReservation.java b/compute/cloud-client/src/main/java/compute/reservation/CreateTemplateWithoutConsumingReservation.java
index 2857b3288bd..d6a4aadcd4d 100644
--- a/compute/cloud-client/src/main/java/compute/reservation/CreateTemplateWithoutConsumingReservation.java
+++ b/compute/cloud-client/src/main/java/compute/reservation/CreateTemplateWithoutConsumingReservation.java
@@ -43,7 +43,7 @@ public static void main(String[] args)
     // Name of the template you want to query.
     String templateName = "YOUR_INSTANCE_TEMPLATE_NAME";
     String machineType = "e2-standard-4";
-    String sourceImage = "projects/debian-cloud/global/images/family/debian-11";
+    String sourceImage = "projects/debian-cloud/global/images/family/debian-13";
 
     createTemplateWithoutConsumingReservationAsync(
         projectId, templateName, machineType, sourceImage);
diff --git a/compute/cloud-client/src/main/java/compute/spots/CreateSpotVm.java b/compute/cloud-client/src/main/java/compute/spots/CreateSpotVm.java
index ac0ba277602..5bfdf22c53e 100644
--- a/compute/cloud-client/src/main/java/compute/spots/CreateSpotVm.java
+++ b/compute/cloud-client/src/main/java/compute/spots/CreateSpotVm.java
@@ -50,14 +50,14 @@ public static void main(String[] args)
     createSpotInstance(projectId, instanceName, zone);
   }
 
-  // Create a new Spot VM instance with Debian 11 operating system.
+  // Create a new Spot VM instance with Debian 13 operating system.
   public static Instance createSpotInstance(String projectId, String instanceName, String zone)
           throws IOException, ExecutionException, InterruptedException, TimeoutException {
     String image;
     // Initialize client that will be used to send requests. This client only needs to be created
     // once, and can be reused for multiple requests.
     try (ImagesClient imagesClient = ImagesClient.create()) {
-      image = imagesClient.getFromFamily("debian-cloud", "debian-11").getSelfLink();
+      image = imagesClient.getFromFamily("debian-cloud", "debian-13").getSelfLink();
     }
     AttachedDisk attachedDisk = buildAttachedDisk(image, zone);
     String machineTypes = String.format("zones/%s/machineTypes/%s", zone, "n1-standard-1");
diff --git a/compute/cloud-client/src/test/java/compute/InstancesAdvancedIT.java b/compute/cloud-client/src/test/java/compute/InstancesAdvancedIT.java
index 105e39f2a1c..5975f9f5994 100644
--- a/compute/cloud-client/src/test/java/compute/InstancesAdvancedIT.java
+++ b/compute/cloud-client/src/test/java/compute/InstancesAdvancedIT.java
@@ -127,7 +127,7 @@ public static void cleanup()
   private static Image getActiveDebian()
       throws IOException {
     try (ImagesClient imagesClient = ImagesClient.create()) {
-      return imagesClient.getFromFamily("debian-cloud", "debian-11");
+      return imagesClient.getFromFamily("debian-cloud", "debian-13");
     }
   }
 
diff --git a/compute/cloud-client/src/test/java/compute/disks/DisksFromSourceIT.java b/compute/cloud-client/src/test/java/compute/disks/DisksFromSourceIT.java
index 4c06076d756..1556e6f9aa7 100644
--- a/compute/cloud-client/src/test/java/compute/disks/DisksFromSourceIT.java
+++ b/compute/cloud-client/src/test/java/compute/disks/DisksFromSourceIT.java
@@ -109,7 +109,7 @@ public static void setup()
     // Create disk from image.
     DEBIAN_IMAGE = null;
     try (ImagesClient imagesClient = ImagesClient.create()) {
-      DEBIAN_IMAGE = imagesClient.getFromFamily("debian-cloud", "debian-11");
+      DEBIAN_IMAGE = imagesClient.getFromFamily("debian-cloud", "debian-13");
     }
 
     // Create KMS Encrypted disk.
diff --git a/compute/cloud-client/src/test/java/compute/disks/DisksIT.java b/compute/cloud-client/src/test/java/compute/disks/DisksIT.java
index f5458eedbfd..5d76d656ae3 100644
--- a/compute/cloud-client/src/test/java/compute/disks/DisksIT.java
+++ b/compute/cloud-client/src/test/java/compute/disks/DisksIT.java
@@ -133,7 +133,7 @@ public static void setup()
     // Create disk from image.
     Image debianImage = null;
     try (ImagesClient imagesClient = ImagesClient.create()) {
-      debianImage = imagesClient.getFromFamily("debian-cloud", "debian-11");
+      debianImage = imagesClient.getFromFamily("debian-cloud", "debian-13");
     }
     CreateDiskFromImage.createDiskFromImage(PROJECT_ID, ZONE, DISK_NAME, DISK_TYPE, DISK_SIZE,
         debianImage.getSelfLink());
diff --git a/compute/cloud-client/src/test/java/compute/disks/SnapshotsIT.java b/compute/cloud-client/src/test/java/compute/disks/SnapshotsIT.java
index c4680dcb8b4..59a083fc463 100644
--- a/compute/cloud-client/src/test/java/compute/disks/SnapshotsIT.java
+++ b/compute/cloud-client/src/test/java/compute/disks/SnapshotsIT.java
@@ -88,7 +88,7 @@ public static void setup()
 
     Image debianImage = null;
     try (ImagesClient imagesClient = ImagesClient.create()) {
-      debianImage = imagesClient.getFromFamily("debian-cloud", "debian-11");
+      debianImage = imagesClient.getFromFamily("debian-cloud", "debian-13");
     }
 
     // Create zonal snapshot.
diff --git a/compute/cloud-client/src/test/java/compute/images/ImagesIT.java b/compute/cloud-client/src/test/java/compute/images/ImagesIT.java
index 4e57ff81f84..faee0ae767c 100644
--- a/compute/cloud-client/src/test/java/compute/images/ImagesIT.java
+++ b/compute/cloud-client/src/test/java/compute/images/ImagesIT.java
@@ -72,7 +72,7 @@ public static void setUp()
     DISK_NAME = "test-disk-" + UUID.randomUUID().toString().substring(0, 8);
     SNAPSHOT_NAME = "test-snapshot-" + UUID.randomUUID().toString().substring(0, 8);
 
-    Image imageFromFamily = GetImageFromFamily.getImageFromFamily("debian-cloud", "debian-11");
+    Image imageFromFamily = GetImageFromFamily.getImageFromFamily("debian-cloud", "debian-13");
     CreateDiskFromImage.createDiskFromImage(PROJECT_ID, ZONE, DISK_NAME,
             String.format("zones/%s/diskTypes/pd-standard", ZONE), 20,
             imageFromFamily.getSelfLink());
diff --git a/compute/cloud-client/src/test/java/compute/reservation/ConsumeReservationsIT.java b/compute/cloud-client/src/test/java/compute/reservation/ConsumeReservationsIT.java
index 96c8b22a4e0..784ceeaab39 100644
--- a/compute/cloud-client/src/test/java/compute/reservation/ConsumeReservationsIT.java
+++ b/compute/cloud-client/src/test/java/compute/reservation/ConsumeReservationsIT.java
@@ -54,7 +54,7 @@ public class ConsumeReservationsIT {
   private static final String INSTANCE_FOR_ANY_MATCHING = "test-instance-" + templateUUID;
   private static final String SPECIFIC_SHARED_INSTANCE = "test-instance-shared-" + templateUUID;
   private static final String MACHINE_TYPE = "n1-standard-4";
-  private static final String SOURCE_IMAGE = "projects/debian-cloud/global/images/family/debian-11";
+  private static final String SOURCE_IMAGE = "projects/debian-cloud/global/images/family/debian-13";
   private static final String NETWORK_NAME = "default";
   private static final long DISK_SIZE_GB = 10L;
   private static final String MIN_CPU_PLATFORM = "Intel Skylake";
diff --git a/compute/cloud-client/src/test/java/compute/reservation/WithoutConsumingReservationIT.java b/compute/cloud-client/src/test/java/compute/reservation/WithoutConsumingReservationIT.java
index 763b1e2df5f..fd0c1b01f44 100644
--- a/compute/cloud-client/src/test/java/compute/reservation/WithoutConsumingReservationIT.java
+++ b/compute/cloud-client/src/test/java/compute/reservation/WithoutConsumingReservationIT.java
@@ -47,7 +47,7 @@ public class WithoutConsumingReservationIT {
   private static final String TEMPLATE_NOT_CONSUME_RESERVATION_NAME =
       "test-template-not-consume-"  + templateUUID;
   private static final String MACHINE_TYPE_NAME = "n1-standard-1";
-  private static final String SOURCE_IMAGE = "projects/debian-cloud/global/images/family/debian-11";
+  private static final String SOURCE_IMAGE = "projects/debian-cloud/global/images/family/debian-13";
   private static final String NETWORK_NAME = "default";
   private static final long DISK_SIZE_GD = 10L;
 
diff --git a/compute/cloud-client/src/test/java/compute/windows/osimage/WindowsOsImageIT.java b/compute/cloud-client/src/test/java/compute/windows/osimage/WindowsOsImageIT.java
index 9ee73cd70d3..77e3391f7d3 100644
--- a/compute/cloud-client/src/test/java/compute/windows/osimage/WindowsOsImageIT.java
+++ b/compute/cloud-client/src/test/java/compute/windows/osimage/WindowsOsImageIT.java
@@ -70,7 +70,7 @@ private static String getBootDiskName(String instanceName) {
   private static boolean createInstance(String instanceName)
       throws IOException, InterruptedException, ExecutionException, TimeoutException {
     final String MACHINE_TYPE = String.format("zones/%s/machineTypes/n1-standard-1", ZONE);
-    final String MACHINE_FAMILY = "projects/debian-cloud/global/images/family/debian-11";
+    final String MACHINE_FAMILY = "projects/debian-cloud/global/images/family/debian-13";
     final long DISK_SIZE = 10L;
     try (InstancesClient instancesClient = InstancesClient.create()) {
       AttachedDisk attachedDisk = AttachedDisk.newBuilder()
diff --git a/functions/v2/label-compute-instance/src/test/java/functions/AutoLabelInstanceTest.java b/functions/v2/label-compute-instance/src/test/java/functions/AutoLabelInstanceTest.java
index f6cc91d860a..fff05ab026b 100644
--- a/functions/v2/label-compute-instance/src/test/java/functions/AutoLabelInstanceTest.java
+++ b/functions/v2/label-compute-instance/src/test/java/functions/AutoLabelInstanceTest.java
@@ -114,7 +114,7 @@ public void functionsAutoLabelInstance() throws Exception {
   public static void createInstance(String project, String zone, String instanceName)
       throws IOException, InterruptedException, ExecutionException, TimeoutException {
     String machineType = String.format("zones/%s/machineTypes/n1-standard-1", zone);
-    String sourceImage = "projects/debian-cloud/global/images/family/debian-11";
+    String sourceImage = "projects/debian-cloud/global/images/family/debian-13";
     long diskSizeGb = 10L;
     String networkName = "default";