diff --git a/Dockerfile b/Dockerfile
index 76bc460..03d3dab 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.12-slim@sha256:c805c5edcf6005fd72f933156f504525e1da263ffbc3fae6b4940e6c360c216f
+FROM python:3.13-slim@sha256:f2d472e6f0633f885dbf5678bfa846c34ddad63e262fbb936b4a7d35ac6afac7
 
 WORKDIR /config-merger