diff --git a/src/services/GenerateCacheService.php b/src/services/GenerateCacheService.php
index 68eb76f9..d324e4ea 100755
--- a/src/services/GenerateCacheService.php
+++ b/src/services/GenerateCacheService.php
@@ -74,11 +74,6 @@ class GenerateCacheService extends Component
      */
     public const MUTEX_LOCK_NAME_INCLUDE_RECORDS = 'blitz:includeRecords';
 
-    /**
-     * @const string
-     */
-    public const MUTEX_LOCK_NAME_SSI_INCLUDE_RECORDS = 'blitz:ssiIncludeRecords';
-
     /**
      * @var GenerateDataModel
      */