diff --git a/main.json b/main.json
index a6a74d5..61db3c8 100644
--- a/main.json
+++ b/main.json
@@ -14,7 +14,7 @@
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          "height":50,
          "id":16,
-         "name":"collide_layer",
+         "name":"collisions",
          "opacity":1,
          "type":"tilelayer",
          "visible":true,
@@ -369,6 +369,16 @@
          "spacing":0,
          "tilecount":128,
          "tileheight":32,
+         "tiles":[
+                {
+                 "id":3,
+                 "properties":[
+                        {
+                         "name":"collides",
+                         "type":"bool",
+                         "value":true
+                        }]
+                }],
          "tilewidth":32
         }, 
         {