diff --git a/home/packages/custom/update-nixos-system/default.nix b/home/packages/custom/update-nixos-system/default.nix
index 2eb262e..a659388 100644
--- a/home/packages/custom/update-nixos-system/default.nix
+++ b/home/packages/custom/update-nixos-system/default.nix
@@ -11,6 +11,8 @@ writeShellApplication {
     nvd diff "/nix/var/nix/profiles/$oldVersion" "/nix/var/nix/profiles/system"
 
     sudo nix-env -p /nix/var/nix/profiles/system --delete-generations +3
+    nix-collect-garbage --delete-older-than 60d
     nix store gc
+    nix store optimize
   '';
 }
diff --git a/home/packages/custom/update-system/default.nix b/home/packages/custom/update-system/default.nix
index 29ef574..bf43bdd 100644
--- a/home/packages/custom/update-system/default.nix
+++ b/home/packages/custom/update-system/default.nix
@@ -13,6 +13,8 @@ writeShellApplication {
 
     home-manager expire-generations '-12 days'
     nix-env --delete-generations +3
+    nix-collect-garbage --delete-older-than 60d
     nix store gc
+    nix store optimize
   '';
 }