diff --git a/js/defs.js b/js/defs.js
index 5d8ee47..582c6d9 100644
--- a/js/defs.js
+++ b/js/defs.js
@@ -4,6 +4,7 @@ export const DIRECTIONS = {
     north: {
         movement: [0, -1],
         bit: 0x01,
+        action: 'up',
         left: 'west',
         right: 'east',
         opposite: 'south',
@@ -11,6 +12,7 @@ export const DIRECTIONS = {
     south: {
         movement: [0, 1],
         bit: 0x04,
+        action: 'down',
         left: 'east',
         right: 'west',
         opposite: 'north',
@@ -18,6 +20,7 @@ export const DIRECTIONS = {
     west: {
         movement: [-1, 0],
         bit: 0x08,
+        action: 'left',
         left: 'south',
         right: 'north',
         opposite: 'east',
@@ -25,6 +28,7 @@ export const DIRECTIONS = {
     east: {
         movement: [1, 0],
         bit: 0x02,
+        action: 'right',
         left: 'north',
         right: 'south',
         opposite: 'west',