diff --git a/Dockerfile b/Dockerfile
index 8a4c08c..9445178 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@
 #
 
 # Pull base image.
-FROM dockerfile/ubuntu
+FROM quay.io/chronojam/ubuntu
 
 # Install Python.
 RUN \