diff --git a/docker/client/Dockerfile b/docker/client/Dockerfile
index 7754187c2ee8..4450a0cbb972 100644
--- a/docker/client/Dockerfile
+++ b/docker/client/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:buster-20201117@sha256:f520e4a80b736389c3de162b8f60608d11c9fa3b2ec619bd40aabfd7e70d3455 AS toolchain
+FROM debian:buster-20211220@sha256:94ccfd1c5115a6903cbb415f043a0b04e307be3f37b768cf6d6d3edff0021da3 AS toolchain
 
 # To use http/https proxy while building, use:
 # docker build --build-arg https_proxy=http://fwdproxy:8080 --build-arg http_proxy=http://fwdproxy:8080