diff --git a/Dockerfile b/Dockerfile
index 65eadbb..a7886fb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.14.3-slim
+FROM python:3.15.0a8-slim
 
 ENV RUNNER="runner"
 ENV WORKDIR="/workdir/"