diff --git a/home/home.nix b/home/home.nix
index 1691f5b..b6b8a45 100644
--- a/home/home.nix
+++ b/home/home.nix
@@ -9,7 +9,8 @@ let
   myNur = nur.repos.schmittlauch;
 
   desktopApps = [
-    firefox
+    # use pre-built Mozilla binary until nixpkgs build has similar performance (build profiling information)
+    firefox-bin
     chromium
     falkon
     thunderbird
diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index 62c49bd..9bbd861 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -249,7 +249,6 @@ in
     gc-keep-outputs = true
     gc-keep-derivations = true
     trusted-users = spiollinux
-    experimental-features = nix-command
   '';
   # use all cores for building
   nix.buildCores = 0;