diff --git a/modules/services/window-managers/i3.nix b/modules/services/window-managers/i3.nix
index db41774a1..19f9cbde8 100644
--- a/modules/services/window-managers/i3.nix
+++ b/modules/services/window-managers/i3.nix
@@ -412,7 +412,7 @@ let
 
       keybindings = mkOption {
         type = types.attrsOf types.str;
-        default = {
+        default = mapAttrs (n: mkOptionDefault) {
           "${cfg.config.modifier}+Return" = "exec i3-sensible-terminal";
           "${cfg.config.modifier}+Shift+q" = "kill";
           "${cfg.config.modifier}+d" = "exec ${pkgs.dmenu}/bin/dmenu_run";