diff --git a/images/ubuntu/Dockerfile b/images/ubuntu/Dockerfile
index 2aa0428..89cae3d 100644
--- a/images/ubuntu/Dockerfile
+++ b/images/ubuntu/Dockerfile
@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
 # Atmosphere-Rebuild-Time: 2024-06-25T22:49:25Z
 
-FROM ubuntu:jammy-20240227
+FROM harbor.atmosphere.dev/docker.io/library/ubuntu:jammy-20240227
 LABEL org.opencontainers.image.source=https://github.com/vexxhost/atmosphere