diff --git a/src/citymania/cm_export.cpp b/src/citymania/cm_export.cpp
index 65ce1b48c4..03768ef480 100644
--- a/src/citymania/cm_export.cpp
+++ b/src/citymania/cm_export.cpp
@@ -15,6 +15,8 @@
 #include "../strings_type.h"
 #include "../table/palettes.h"
 #include "../table/sprites.h"
+#include "../table/strings.h"
+#include "../table/town_land.h"
 #include "../table/train_sprites.h"
 #include "../viewport_sprite_sorter.h"
 #include "../viewport_type.h"
@@ -201,6 +203,22 @@ void WriteHouseSpecInfo(JsonWriter &j) {
         j.end_dict();
     }
     j.end_list();
+    j.begin_list_with_key("house_draw_tile_data");
+    for (auto &d : _town_draw_tile_data) {
+        j.begin_dict();
+        j.kv("ground_sprite", d.ground.sprite);
+        j.kv("ground_pal", d.ground.pal);
+        j.kv("building_sprite", d.building.sprite);
+        j.kv("building_pal", d.building.pal);
+        j.kv("subtile_x", d.subtile_x);
+        j.kv("subtile_y", d.subtile_y);
+        j.kv("width", d.width);
+        j.kv("height", d.height);
+        j.kv("dz", d.dz);
+        j.kv("draw_proc", d.draw_proc);
+        j.end_dict();
+    }
+    j.end_list();
 }
 
 void WriteCargoSpecInfo(JsonWriter &j) {