diff --git a/Dockerfile b/Dockerfile
index c013c78ec8c2fbc8a8926f981a3a93742d713321..2177a632827fc5cad363efb859eff1158577789d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,7 +11,7 @@ COPY tsconfig.app.json tsconfig.app.json
 RUN yarn build:docker
 
 
-FROM amd64/ubuntu:18.04@sha256:d91842ef309155b85a9e5c59566719308fab816b40d376809c39cf1cf4de3c6a
+FROM amd64/ubuntu:18.04@sha256:ca013ac5c09f9a9f6db8370c1b759a29fe997d64d6591e9a75b71748858f7da0
 
 LABEL maintainer="Rhys Arkins <rhys@arkins.net>"
 LABEL name="renovate"