diff --git a/setup.nix b/setup.nix
index 2c13cf5..01c3308 100644
--- a/setup.nix
+++ b/setup.nix
@@ -37,6 +37,7 @@
       MOZ_ENABLE_WAYLAND = "1";
       XDG_RUNTIME_DIR = "/run/user/1000";
       DISPLAY = ":0";
+      XCURSOR_SIZE = "24";
     };
   };