diff --git a/nixos/modules/system/boot/loader/grub/grub.nix b/nixos/modules/system/boot/loader/grub/grub.nix
index d7f2319975c..a3b09223cbb 100644
--- a/nixos/modules/system/boot/loader/grub/grub.nix
+++ b/nixos/modules/system/boot/loader/grub/grub.nix
@@ -133,11 +133,8 @@ in
             chainloader (hd0,1)+1
 
           # GRUB 2 example
-          menuentry "Windows7" {
-            title Windows7
-            insmod ntfs
-            set root='(hd1,1)'
-            chainloader +1
+          menuentry "Windows 7" {
+            chainloader (hd0,4)+1
           }
         '';
         description = ''