diff --git a/home/modules/gtk.nix b/home/modules/gtk.nix
index 05c1f36..91b4c03 100644
--- a/home/modules/gtk.nix
+++ b/home/modules/gtk.nix
@@ -10,6 +10,7 @@ in
   config = mkIf cfg.enable {
     gtk = {
       enable = true;
+      theme.name = "Adwaita-dark";
     };
   };
 }
diff --git a/home/modules/tmux.nix b/home/modules/tmux.nix
index 6654ccc..ab8b82c 100644
--- a/home/modules/tmux.nix
+++ b/home/modules/tmux.nix
@@ -13,12 +13,11 @@ in
       terminal = "xterm-256color";
       extraConfig = ''
         set -g automatic-rename on
-        set -g mode-keys vi
+        setw -g mode-keys vi
         set -g mouse on
         set -g set-clipboard external
         set -g set-titles on
         set -g status on
-        set-window-option -g mode-keys vi
       '';
     };
   };