diff --git a/Dockerfile b/Dockerfile
index 1fd066d76..616e49407 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 #--------------------------------------
 # Image: base
 #--------------------------------------
-FROM ubuntu:20.04@sha256:626ffe58f6e7566e00254b638eb7e0f3b11d4da9675088f4781a50ae288f3322
+FROM ubuntu:20.04@sha256:b5a61709a9a44284d88fb12e5c48db0409cfad5b69d4ff8224077c57302df9cf
 
 ARG APT_HTTP_PROXY