diff --git a/galaxy_ng/app/api/v1/serializers.py b/galaxy_ng/app/api/v1/serializers.py
index ac6a6ac389..1cfc8cce3d 100644
--- a/galaxy_ng/app/api/v1/serializers.py
+++ b/galaxy_ng/app/api/v1/serializers.py
@@ -181,6 +181,10 @@ class LegacyRoleSerializer(serializers.ModelSerializer):
     # so that role installs will work
     github_repo = serializers.SerializerMethodField()
 
+    # this is the default or non-default branch
+    # the cli will use will installing the role.
+    # in old galaxy this was internall renamed to
+    # import_branch.
     github_branch = serializers.SerializerMethodField()
 
     commit = serializers.SerializerMethodField()