diff --git a/backup/restore.php b/backup/restore.php
index 65e68416eab73..16fc52e275529 100644
--- a/backup/restore.php
+++ b/backup/restore.php
@@ -112,7 +112,7 @@
     
     //Adjust some php variables to the execution of this script
     @ini_set("max_execution_time","3000");
-    raise_memory_limit("memory_limit","128M");
+    raise_memory_limit("128M");
 
     //Call the form, depending the step we are