diff --git a/server/server_firebase.go b/server/server_firebase.go
index 47d2755523b273563ff6a6858bb8562790f137c7..b34348d6f437e190f421b4b7bb87a9ccc784b18a 100644
--- a/server/server_firebase.go
+++ b/server/server_firebase.go
@@ -20,7 +20,7 @@ const (
 )
 
 var (
-	errFirebaseQuotaExceeded = errors.New("Firebase quota exceeded")
+	errFirebaseQuotaExceeded = errors.New("quota exceeded for Firebase messages to topic")
 )
 
 // firebaseClient is a generic client that formats and sends messages to Firebase.