diff --git a/Dockerfile b/Dockerfile
index 38583ec..d8d6930 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 #checkov:skip=CKV_DOCKER_2
 #checkov:skip=CKV_DOCKER_3
 #trivy:ignore:AVD-DS-0002
-FROM python:3.14.6-slim@sha256:cea0e6040540fb2b965b6e7fb5ffa00871e632eef63719f0ea54bca189ce14a6
+FROM python:3.15.0b3-slim@sha256:a13b3ba393211ef88d09ca75de22e9b8412a98713f7cf8ca7274fc61d34799a6
 LABEL com.github.actions.name="contributors" \
     com.github.actions.description="GitHub Action that given an organization or repository, produces information about the contributors over the specified time period." \
     com.github.actions.icon="users" \