diff --git a/Dockerfile b/Dockerfile
index 2986300..5c38324 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # Original credit: https://github.com/jpetazzo/dockvpn
 
 # Smallest base image
-FROM ubuntu:18.04@sha256:c32bd2e76e7688eeb1bb39754fff7cdfc571626fc1abfded4f82a90de79f8d10
+FROM ubuntu:18.04@sha256:3013b0d761d4bad6ff16dd2805887a2f2c3fc140d6206086698b5c3e44e0f7fe
 
 LABEL maintainer="lawtancool"