diff --git a/api/chalicelib/_overrides.py b/api/chalicelib/_overrides.py
index 5033b0324..740904aa0 100644
--- a/api/chalicelib/_overrides.py
+++ b/api/chalicelib/_overrides.py
@@ -13,7 +13,7 @@ base_time = datetime.now(pytz.utc)
 
 cors_config = CORSConfig(
     allow_origin='*',
-    allow_headers=['vnd.asayer.io.sid'],
+    allow_headers=['vnd.openreplay.com.sid'],
     # max_age=600,
     # expose_headers=['X-Special-Header'],
     allow_credentials=True