diff --git a/pagure/api/__init__.py b/pagure/api/__init__.py
index c05c644..045586c 100644
--- a/pagure/api/__init__.py
+++ b/pagure/api/__init__.py
@@ -453,6 +453,7 @@ def api():
         issues.append(load_doc(issue.api_comment_issue))
         issues.append(load_doc(issue.api_update_custom_field))
         issues.append(load_doc(issue.api_change_status_issue))
+        issues.append(load_doc(issue.api_change_milestone_issue))
         issues.append(load_doc(issue.api_assign_issue))
         issues.append(load_doc(issue.api_subscribe_issue))