diff --git a/config/charybdis.keymap b/config/charybdis.keymap
index 50f5996..4953341 100644
--- a/config/charybdis.keymap
+++ b/config/charybdis.keymap
@@ -5,6 +5,17 @@
 #include <dt-bindings/zmk/outputs.h>
 
 / {
+    trackball_listener {
+       compatible = "zmk,input-behavior-listener";
+       device = <&vtrackball>;
+       layers = <0 2 3 4 5>;
+       evt-type = <INPUT_EV_REL>;
+       x-input-code = <INPUT_REL_X>;
+       y-input-code = <INPUT_REL_Y>;
+       scale-multiplier = <1>;
+       scale-divisor = <4>;
+   };
+
     trackball_snipe_listener {
         compatible = "zmk,input-behavior-listener";
         device = <&vtrackball>;