diff --git a/Dockerfile b/Dockerfile
index 56bad92..38e19c5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # etxend an ubuntu base image
-FROM docker.io/ubuntu:18.04@sha256:0fedbd5bd9fb72089c7bbca476949e10593cebed9b1fb9edf5b79dbbacddd7d6
+FROM docker.io/ubuntu:18.04@sha256:6fec50623d6d37b7f3c14c5b6fc36c73fd04aa8173d59d54dba00da0e7ac50ee
 
 # specify versions for docker and the oc release
 ENV DOCKER_VERSION=18.06.1~ce~3-0~ubuntu \