diff --git a/.github/pull_request_assignment.yml b/.github/pull_request_assignment.yml
index ebdb4c3b848f..b6481d867be4 100644
--- a/.github/pull_request_assignment.yml
+++ b/.github/pull_request_assignment.yml
@@ -171,13 +171,6 @@
     reviewers:
       - zhenglaizhang
 
-- rule:
-    paths: 
-      - "specification/azurestack/**"
-      - "specification/automation/**"
-    reviewers:
-      - xiaoxuqi-ms
-
 - rule:
     paths:
       - "documentation/**"