diff --git a/Dockerfile b/Dockerfile
index e88230a..185ec63 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.7-slim
+FROM python:3.13.0a2-slim
 
 LABEL "com.github.actions.name"="Lintly-Flake8"
 LABEL "com.github.actions.description"="Automatic code reviewer for GitHub PRs."