diff --git a/_tools/docker/runtime/Dockerfile b/_tools/docker/runtime/Dockerfile
index 4305465..43c0c9d 100644
--- a/_tools/docker/runtime/Dockerfile
+++ b/_tools/docker/runtime/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bookworm-slim
+FROM debian:12.6-slim
 
 LABEL maintainer="Sven Ruppert sven.ruppert@gmail.com" description="temurin-prod:17.0.7"