diff --git a/src/ol/layer/vectortile.js b/src/ol/layer/vectortile.js
index 8def31d2e5..18e9128fc4 100644
--- a/src/ol/layer/vectortile.js
+++ b/src/ol/layer/vectortile.js
@@ -7,15 +7,6 @@ goog.require('ol.layer.Vector');
 goog.require('ol.obj');
 
 
-/**
- * @enum {string}
- */
-ol.layer.VectorTileProperty = {
-  PRELOAD: 'preload',
-  USE_INTERIM_TILES_ON_ERROR: 'useInterimTilesOnError'
-};
-
-
 /**
  * @classdesc
  * Layer for vector tile data that is rendered client-side.
@@ -64,7 +55,7 @@ ol.inherits(ol.layer.VectorTile, ol.layer.Vector);
  * @api
  */
 ol.layer.VectorTile.prototype.getPreload = function() {
-  return /** @type {number} */ (this.get(ol.layer.VectorTileProperty.PRELOAD));
+  return /** @type {number} */ (this.get(ol.layer.VectorTile.Property.PRELOAD));
 };
 
 
@@ -84,7 +75,7 @@ ol.layer.VectorTile.prototype.getRenderMode = function() {
  */
 ol.layer.VectorTile.prototype.getUseInterimTilesOnError = function() {
   return /** @type {boolean} */ (
-      this.get(ol.layer.VectorTileProperty.USE_INTERIM_TILES_ON_ERROR));
+      this.get(ol.layer.VectorTile.Property.USE_INTERIM_TILES_ON_ERROR));
 };
 
 
@@ -111,6 +102,15 @@ ol.layer.VectorTile.prototype.setUseInterimTilesOnError = function(useInterimTil
 };
 
 
+/**
+ * @enum {string}
+ */
+ol.layer.VectorTile.Property = {
+  PRELOAD: 'preload',
+  USE_INTERIM_TILES_ON_ERROR: 'useInterimTilesOnError'
+};
+
+
 /**
  * @enum {string}
  * Render mode for vector tiles: