diff --git a/configuration.nix b/configuration.nix
index 267ad82..ebfea5c 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -107,7 +107,11 @@
 
   nix = {
     package = pkgs.nixFlakes;
-    extraOptions = "experimental-features = nix-command flakes";
+    extraOptions = ''
+      experimental-features = nix-command flakes
+      keep-outputs = true
+      keep-derivations = true
+    '';
 
     autoOptimiseStore = true;
     gc = {
diff --git a/home-manager/direnv.nix b/home-manager/direnv.nix
index 5b56411..1061719 100644
--- a/home-manager/direnv.nix
+++ b/home-manager/direnv.nix
@@ -5,6 +5,7 @@
     direnv = {
       enable = true;
       enableZshIntegration = true;
+      nix-direnv.enable = true;
     };
   };
 }