diff --git a/Dockerfile b/Dockerfile
index f7cfddb..847dda0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.12-slim
+FROM python:3.14-slim@sha256:cea0e6040540fb2b965b6e7fb5ffa00871e632eef63719f0ea54bca189ce14a6
 
 WORKDIR /app