diff --git a/shell.nix b/shell.nix
index 54f411c0..69dd7135 100644
--- a/shell.nix
+++ b/shell.nix
@@ -8,5 +8,6 @@ pkgs.mkShell {
     semver-tool
     yq-go
     chart-testing
+    kubernetes-controller-tools
   ];
-}
\ No newline at end of file
+}