diff --git a/domains/cosc.json b/domains/cosc.json
index 4428bf2a9d..e046074031 100644
--- a/domains/cosc.json
+++ b/domains/cosc.json
@@ -1,7 +1,6 @@
 {
   "owner": {
-    "username": "CodeIntegrity",
-    "email": "103993324@qq.com"
+    "username": "CodeIntegrity"
   },
   "records": {
     "CNAME": "CodeIntegrity.github.io"