diff --git a/docker/safety-rules/Dockerfile b/docker/safety-rules/Dockerfile
index d5de73bd4b58..c7b6dcf0e8b2 100644
--- a/docker/safety-rules/Dockerfile
+++ b/docker/safety-rules/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:buster-20210208@sha256:1092695e843ad975267131f27a2b523128c4e03d2d96574bbdd7cf949ed51475 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
@@ -23,7 +23,7 @@ COPY . /diem
 RUN ./docker/build-common.sh
 
 ### Production Image ###
-FROM debian:buster-20210208@sha256:1092695e843ad975267131f27a2b523128c4e03d2d96574bbdd7cf949ed51475 AS prod
+FROM debian:buster-20211220@sha256:94ccfd1c5115a6903cbb415f043a0b04e307be3f37b768cf6d6d3edff0021da3 AS prod
 
 RUN apt-get update && apt-get install -y libssl1.1 && apt-get clean && rm -r /var/lib/apt/lists/*