diff --git a/home/packages/custom/update-system/default.nix b/home/packages/custom/update-system/default.nix
index 60fdfd4..29ef574 100644
--- a/home/packages/custom/update-system/default.nix
+++ b/home/packages/custom/update-system/default.nix
@@ -12,7 +12,7 @@ writeShellApplication {
     nvd diff "$oldVersion" "$newVersion"
 
     home-manager expire-generations '-12 days'
-    nix-env --delete-generations +2
+    nix-env --delete-generations +3
     nix store gc
   '';
 }