diff --git a/js/tiletypes.js b/js/tiletypes.js
index fb6be8a..257adc2 100644
--- a/js/tiletypes.js
+++ b/js/tiletypes.js
@@ -643,6 +643,9 @@ const TILE_TYPES = {
         on_gray_button(me, level) {
             level.transmute_tile(me, 'force_floor_s');
         },
+        on_power(me, level) {
+            level.transmute_tile(me, 'force_floor_s');
+        },
     },
     force_floor_e: {
         draw_layer: DRAW_LAYERS.terrain,
@@ -654,6 +657,9 @@ const TILE_TYPES = {
         on_gray_button(me, level) {
             level.transmute_tile(me, 'force_floor_w');
         },
+        on_power(me, level) {
+            level.transmute_tile(me, 'force_floor_w');
+        },
     },
     force_floor_s: {
         draw_layer: DRAW_LAYERS.terrain,
@@ -665,6 +671,9 @@ const TILE_TYPES = {
         on_gray_button(me, level) {
             level.transmute_tile(me, 'force_floor_n');
         },
+        on_power(me, level) {
+            level.transmute_tile(me, 'force_floor_n');
+        },
     },
     force_floor_w: {
         draw_layer: DRAW_LAYERS.terrain,
@@ -676,6 +685,9 @@ const TILE_TYPES = {
         on_gray_button(me, level) {
             level.transmute_tile(me, 'force_floor_e');
         },
+        on_power(me, level) {
+            level.transmute_tile(me, 'force_floor_e');
+        },
     },
     force_floor_all: {
         draw_layer: DRAW_LAYERS.terrain,