diff --git a/template/Dockerfile.debian b/template/Dockerfile.debian
index 34f4f90..4830097 100644
--- a/template/Dockerfile.debian
+++ b/template/Dockerfile.debian
@@ -1,4 +1,4 @@
-FROM debian
+FROM debian:11
 # If based on official images
 # FROM __app_owner_slug__/__app_slug__:debian