diff --git a/flake.nix b/flake.nix
index c43a35288..f265525da 100644
--- a/flake.nix
+++ b/flake.nix
@@ -21,10 +21,13 @@
         };
 
         devShells.default = pkgs.mkShell {
-          packages = with pkgs; with staging-pkgs.python311Packages; [
+          packages = with pkgs; [
             go
             go-task
             gofumpt
+            syft
+            upx
+            cosign
           ];
           shellHook = "go mod tidy";
         };