diff --git a/configuration.nix b/configuration.nix
index 3ea6f5d..b7a7873 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -140,7 +140,7 @@
 
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
-
+  
 
   # Some programs need SUID wrappers, can be configured further or are
   # started in user sessions.
@@ -172,5 +172,9 @@
 
   virtualisation.libvirtd.enable = true;
   programs.dconf.enable = true;
-
+  
+  # vars
+  environment.variables = {
+    MOZ_USE_XINPUT2 DEFAULT=1
+  };
 }