diff --git a/Dockerfile b/Dockerfile
index 3d7fdaa..3330c18 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # Original credit: https://github.com/jpetazzo/dockvpn
 
 # Smallest base image
-FROM ubuntu:18.04@sha256:67b730ece0d34429b455c08124ffd444f021b81e06fa2d9cd0adaf0d0b875182
+FROM ubuntu:18.04@sha256:139b3846cee2e63de9ced83cee7023a2d95763ee2573e5b0ab6dea9dfbd4db8f
 
 LABEL maintainer="lawtancool"