diff --git a/Dockerfile b/Dockerfile
index 6366712..56bad92 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # etxend an ubuntu base image
-FROM docker.io/ubuntu:18.04@sha256:538529c9d229fb55f50e6746b119e899775205d62c0fc1b7e679b30d02ecb6e8
+FROM docker.io/ubuntu:18.04@sha256:0fedbd5bd9fb72089c7bbca476949e10593cebed9b1fb9edf5b79dbbacddd7d6
 
 # specify versions for docker and the oc release
 ENV DOCKER_VERSION=18.06.1~ce~3-0~ubuntu \