diff --git a/src/Http/Controllers/Admin/ModuleController.php b/src/Http/Controllers/Admin/ModuleController.php
index 0dd0a3fcb..60c41fccf 100644
--- a/src/Http/Controllers/Admin/ModuleController.php
+++ b/src/Http/Controllers/Admin/ModuleController.php
@@ -2533,7 +2533,7 @@ protected function getParentModuleForeignKey()
     {
         $moduleParts = explode('.', $this->moduleName);
 
-        return Str::singular($moduleParts[count($moduleParts) - 2]) . '_id';
+        return Str::snake(Str::singular($moduleParts[count($moduleParts) - 2])) . '_id';
     }
 
     /**