diff --git a/default.nix b/default.nix
index d175eec9..b7f52bb2 100644
--- a/default.nix
+++ b/default.nix
@@ -77,7 +77,7 @@
   # xorg layout
   # change to needed
   services.xserver.layout = "us,ar";
-  services.xserver.xkbOptions = "grp:alt_shift_toggle";
+  services.xserver.xkbOptions = "grp:alt_shift_toggle, ctrl:swapcaps";
 
   # already sold soul to corporations \_o_/
   nixpkgs.config.allowUnfree = true;