diff --git a/Dockerfile b/Dockerfile
index 4c20f4a..f657d31 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # Original credit: https://github.com/jpetazzo/dockvpn
 
 # Smallest base image
-FROM ubuntu:18.04@sha256:ea188fdc5be9b25ca048f1e882b33f1bc763fb976a8a4fea446b38ed0efcbeba
+FROM ubuntu:18.04@sha256:4bc3ae6596938cb0d9e5ac51a1152ec9dcac2a1c50829c74abd9c4361e321b26
 
 LABEL maintainer="lawtancool"