diff --git a/configuration.nix b/configuration.nix
index 3630df4..1795920 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -90,6 +90,10 @@
   # Allow unfree packages
   nixpkgs.config.allowUnfree = true;
 
+  environment.sessionVariables = {
+    MOZ_USE_XINPUT2 = "1";
+  };
+
   environment.systemPackages = with pkgs; [
     curl
     emacs