diff --git a/data/json/mapgen/house/house_fence04.json b/data/json/mapgen/house/house_fence04.json
index 6661e02f793d..0211503ec1e5 100644
--- a/data/json/mapgen/house/house_fence04.json
+++ b/data/json/mapgen/house/house_fence04.json
@@ -94,7 +94,7 @@
       "terrain": {
         "{": "t_chainfence",
         ",": "t_chaingate_c",
-        "`": "t_null",
+        "`": "t_floor",
         "/": "t_railing_h",
         "_": "t_linoleum_gray",
         "=": "t_carpet_purple",
@@ -110,7 +110,6 @@
         "₸": "t_floor_noroof",
         "&": "t_floor_noroof",
         "}": "t_door_o",
-        "[": "t_window_open",
         "]": "t_chaingate_o"
       },
       "furniture": { "&": "f_table", "?": [ "f_indoor_plant", "f_indoor_plant_y" ] },