diff --git a/nix/.gitignore b/nix/.gitignore
new file mode 100644
index 00000000..5a89bf48
--- /dev/null
+++ b/nix/.gitignore
@@ -0,0 +1,2 @@
+.go/
+.tmp/
diff --git a/shell.nix b/shell.nix
index 9a0fd589..696d261b 100644
--- a/shell.nix
+++ b/shell.nix
@@ -11,11 +11,17 @@ pkgs.mkShell {
     go_1_19
     golint
     kubectl
-    kubernetes-controller-tools
     kubernetes-helm
     gnumake
     minikube
     semver-tool
     yq-go
   ];
+  shellHook = ''
+    export GOPATH=$(pwd)/nix/.go
+    export TMPDIR=$(pwd)/nix/.tmp
+    export PATH=$GOPATH/bin:$PATH
+    go install sigs.k8s.io/controller-tools/cmd/controller-gen@v0.4.0
+    mkdir -p "$TMPDIR"
+  '';
 }