diff --git a/hub/exports/formats/cesiumjs_tileset.py b/hub/exports/formats/cesiumjs_tileset.py
index df1adb52..15fda133 100644
--- a/hub/exports/formats/cesiumjs_tileset.py
+++ b/hub/exports/formats/cesiumjs_tileset.py
@@ -146,7 +146,7 @@ class CesiumjsTileset:
             'max_height': building.max_height,
             'year_of_construction': building.year_of_construction,
             'function': building.function,
-            'usages_percentage': building.usages_percentage
+            'usages_percentage': building.usages
           }
         },
         'content': {