diff --git a/hooks/python/flask-github-webhooks/Dockerfile b/hooks/python/flask-github-webhooks/Dockerfile
index 7c2c3454b..5150d5151 100644
--- a/hooks/python/flask-github-webhooks/Dockerfile
+++ b/hooks/python/flask-github-webhooks/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.13.0b3-slim
+FROM python:3.14.0a3-slim
 LABEL version="1.0"
 LABEL description="Flask-based webhook receiver"