diff --git a/samples/cloudrun/mysql/Dockerfile b/samples/cloudrun/mysql/Dockerfile
index 853ca78e..485bced9 100644
--- a/samples/cloudrun/mysql/Dockerfile
+++ b/samples/cloudrun/mysql/Dockerfile
@@ -1,6 +1,6 @@
 # Use the official lightweight Python image.
 # https://hub.docker.com/_/python
-FROM python:3.12-slim
+FROM python:3.14-slim
 
 # Allow statements and log messages to immediately appear in the Knative logs
 ENV PYTHONUNBUFFERED True
diff --git a/samples/cloudrun/postgres/Dockerfile b/samples/cloudrun/postgres/Dockerfile
index 853ca78e..485bced9 100644
--- a/samples/cloudrun/postgres/Dockerfile
+++ b/samples/cloudrun/postgres/Dockerfile
@@ -1,6 +1,6 @@
 # Use the official lightweight Python image.
 # https://hub.docker.com/_/python
-FROM python:3.12-slim
+FROM python:3.14-slim
 
 # Allow statements and log messages to immediately appear in the Knative logs
 ENV PYTHONUNBUFFERED True
diff --git a/samples/cloudrun/sqlserver/Dockerfile b/samples/cloudrun/sqlserver/Dockerfile
index 853ca78e..485bced9 100644
--- a/samples/cloudrun/sqlserver/Dockerfile
+++ b/samples/cloudrun/sqlserver/Dockerfile
@@ -1,6 +1,6 @@
 # Use the official lightweight Python image.
 # https://hub.docker.com/_/python
-FROM python:3.12-slim
+FROM python:3.14-slim
 
 # Allow statements and log messages to immediately appear in the Knative logs
 ENV PYTHONUNBUFFERED True