diff --git a/Dockerfile b/Dockerfile
index 702a8e3..6c70503 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.8-alpine
+FROM python:3.11.0a5-alpine
 
 LABEL "com.github.actions.name"="Cloudfront Invalidate"
 LABEL "com.github.actions.description"="Invalidate a path for an AWS Cloudfront distribution"