diff --git a/packages/core/src/geometry/Geometry.js b/packages/core/src/geometry/Geometry.js
index 62910b2..d0d97e0 100644
--- a/packages/core/src/geometry/Geometry.js
+++ b/packages/core/src/geometry/Geometry.js
@@ -71,7 +71,7 @@
 
         /**
          * Count of existing (not destroyed) meshes that reference this geometry
-         * @member {boolean}
+         * @member {number}
          */
         this.refCount = 0;
     }