diff --git a/.forgejo/workflows/update-npins-sources.yml b/.forgejo/workflows/update-npins-sources.yml
index a08b1acd..901482fa 100644
--- a/.forgejo/workflows/update-npins-sources.yml
+++ b/.forgejo/workflows/update-npins-sources.yml
@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Update
-        run: nix-shell --command 'bash -c "npins update; just os vanadium build"'
+        run: nix-shell --arg CI true --command 'bash -c "npins update; just os vanadium build"'
 
       - name: Create Pull Request
         uses: https://github.com/maxking/forgejo-create-pr@v2.12
diff --git a/shell.nix b/shell.nix
index 292dd1f7..b1470026 100644
--- a/shell.nix
+++ b/shell.nix
@@ -6,7 +6,9 @@
         ./nix/overlays/disko.nix
       ];
     },
+  #
   withGHC ? false,
+  CI ? false,
 }: let
   inherit (pkgs) lib;
 in
@@ -18,6 +20,9 @@ in
         npins
         disko
       ]
+      ++ lib.optionals CI [
+        nixos-rebuild
+      ]
       ++ lib.optionals withGHC [
         (haskellPackages.ghcWithPackages (self: [
           self.xmonad-contrib