diff --git a/CHANGES/1067.bugfix b/CHANGES/1067.bugfix
new file mode 100644
index 00000000..aba16d9d
--- /dev/null
+++ b/CHANGES/1067.bugfix
@@ -0,0 +1 @@
+Fixed migration error in 0019_create_missing_metadata_artifacts.
diff --git a/pulp_python/app/migrations/0019_create_missing_metadata_artifacts.py b/pulp_python/app/migrations/0019_create_missing_metadata_artifacts.py
index eb0d246e..2ed544db 100644
--- a/pulp_python/app/migrations/0019_create_missing_metadata_artifacts.py
+++ b/pulp_python/app/migrations/0019_create_missing_metadata_artifacts.py
@@ -159,6 +159,9 @@ def create_missing_metadata_artifacts(apps, schema_editor):
                 package.metadata_sha256 = mismatched_sha256
                 packages_batch.append(package)
 
+            # Set the domain on the metadata artifact to match the package's domain
+            metadata_artifact.pulp_domain = package._pulp_domain
+
             contentartifact = ContentArtifact(
                 artifact=metadata_artifact,
                 content=package,