diff --git a/Dockerfile b/Dockerfile
index 7cb1650..4c20f4a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # Original credit: https://github.com/jpetazzo/dockvpn
 
 # Smallest base image
-FROM ubuntu:18.04@sha256:2aeed98f2fa91c365730dc5d70d18e95e8d53ad4f1bbf4269c3bb625060383f0
+FROM ubuntu:18.04@sha256:ea188fdc5be9b25ca048f1e882b33f1bc763fb976a8a4fea446b38ed0efcbeba
 
 LABEL maintainer="lawtancool"