diff --git a/flake.nix b/flake.nix
index bdfbdd9..706a067 100644
--- a/flake.nix
+++ b/flake.nix
@@ -55,6 +55,7 @@
         nixpkgs.overlays = [overlays];
         home-manager = {
           useGlobalPkgs = true;
+          useUserPackages = true;
           backupFileExtension = "backup";
           sharedModules = [
             ./modules
diff --git a/home/apps/wezterm/wezterm.lua b/home/apps/wezterm/wezterm.lua
index 9b536b4..e153e3c 100644
--- a/home/apps/wezterm/wezterm.lua
+++ b/home/apps/wezterm/wezterm.lua
@@ -11,10 +11,6 @@ end
 require("fonts").apply(c)
 require("keys").apply(c)
 
--- load terminfo from nix profile
-c.set_environment_variables = {
-  TERMINFO_DIRS = wezterm.home_dir .. "/.nix-profile/share/terminfo",
-}
 -- window
 c.window_decorations = "RESIZE"
 c.window_padding = { left = 0, right = 0, top = 0, bottom = 0 }
diff --git a/machines/common/default.nix b/machines/common/default.nix
index 95da7c2..8d85ae2 100644
--- a/machines/common/default.nix
+++ b/machines/common/default.nix
@@ -2,6 +2,7 @@
   nixpkgs.config.allowUnfree = true;
   nix = {
     gc.automatic = true;
+    package = pkgs.nixVersions.nix_2_15;
     settings = {
       experimental-features = ["nix-command" "flakes" "repl-flake"];
       auto-optimise-store = pkgs.stdenv.isLinux;