diff --git a/signatures/cla.json b/signatures/cla.json
index ef5da1de..074ef38e 100644
--- a/signatures/cla.json
+++ b/signatures/cla.json
@@ -671,6 +671,14 @@
       "created_at": "2026-10-17T02:57:22Z",
       "repoId": 1074785178,
       "pullRequestNo": 921
+    },
+    {
+      "name": "cosark",
+      "id": 121065588,
+      "comment_id": 6246076575,
+      "created_at": "2026-10-18T05:24:56Z",
+      "repoId": 1074785178,
+      "pullRequestNo": 904
     }
   ]
 }
\ No newline at end of file