diff --git a/publish.py b/publish.py
index 2e95ab8..d565d09 100755
--- a/publish.py
+++ b/publish.py
@@ -216,12 +216,13 @@ def run_command(*command, ignore_error: bool = False):
             "docker",
             "manifest",
             "create",
+            "--amend",
             manifest,
             *docker_names.manifest_cmd_base,
         ]
         run_command(*cmd)
 
-        cmd = ["docker", "manifest", "push", manifest]
+        cmd = ["docker", "manifest", "push", "--purge", manifest]
         run_command(*cmd)
         print(f"Published {manifest}")