diff --git a/docker/init/Dockerfile b/docker/init/Dockerfile
index 5b8ae91f98d3..9054dae3e1ec 100644
--- a/docker/init/Dockerfile
+++ b/docker/init/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:buster-20210927@sha256:37b68406b219ca10fd50a49340da9e6e9ac189deecf75c3d3bd90a016d29fbb0 AS debian-base
+FROM debian:buster-20211220@sha256:94ccfd1c5115a6903cbb415f043a0b04e307be3f37b768cf6d6d3edff0021da3 AS debian-base
 
 FROM debian-base AS toolchain