diff --git a/lass/5pkgs/custom/xmonad-lass/default.nix b/lass/5pkgs/custom/xmonad-lass/default.nix
index 82b4497cf..c0aef513f 100644
--- a/lass/5pkgs/custom/xmonad-lass/default.nix
+++ b/lass/5pkgs/custom/xmonad-lass/default.nix
@@ -167,7 +167,7 @@ myKeyMap =
     , ("M4-<F9>", spawn "${pkgs.redshift}/bin/redshift -O 4000 -g 0.9:0.8:0.8")
     , ("M4-<F10>", spawn "${pkgs.redshift}/bin/redshift -x")
 
-    , ("<Pause>", spawn "${pkgs.xcalib}/bin/xcalib -invert -alter")
+    , ("M4-u", spawn "${pkgs.xcalib}/bin/xcalib -invert -alter")
 
     , ("M4-s", spawn "${pkgs.knav}/bin/knav")
     , ("<Print>", spawn "${pkgs.flameshot-once}/bin/flameshot-once")