diff --git a/.container b/.container
new file mode 100644
index 0000000..4d4c916
--- /dev/null
+++ b/.container
@@ -0,0 +1 @@
+ghcr.io/gardenlinux/repo-debian-snapshot@sha256:a0e15308ea17458865b3e27e23a0420dcf7183a74f6d544cb8390a807cb14cfe
diff --git a/prepare_source b/prepare_source
index e3024c1..a26bcb9 100755
--- a/prepare_source
+++ b/prepare_source
@@ -30,3 +30,4 @@ sed -i '/debian\/Revert-docs-kernel_feat\.py-fix-potential-command-inj\.patch/d'
 
 apply_patches fixes_debian
 import_upstream_patches
+version_suffix=gl0