diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c45a1a00..b7299f32 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,6 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: read
+    timeout-minutes: 5
     steps:
       - uses: actions/checkout@v7
       - run: rustup component add rustfmt
@@ -17,6 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: read
+    timeout-minutes: 5
     steps:
       - uses: actions/checkout@v7
       - run: rustup component add clippy
@@ -25,6 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: read
+    timeout-minutes: 10
     env:
       # see tests/thrust-pcsat-wrapper
       COAR_IMAGE: ghcr.io/hiroshi-unno/coar@sha256:73144ed27a02b163d1a71b41b58f3b5414f12e91326015600cfdca64ff19f011
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 77a10176..7185692a 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -15,6 +15,7 @@ jobs:
       contents: read
       pages: write
       id-token: write
+    timeout-minutes: 10
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}