diff --git a/webserver.py b/webserver.py
index e0825e4e..1f3312c4 100644
--- a/webserver.py
+++ b/webserver.py
@@ -369,7 +369,7 @@ def ses_identify():
         "id": fl_session.get("user_id")
     })
     response.headers["Access-Control-Allow-Origin"] = "http://lvh.me:1234"
-    response.headers["Access-Control-Allow-Credentials"] = True
+    response.headers["Access-Control-Allow-Credentials"] = "true"
     return response