diff --git a/src/ol/TileCache.js b/src/ol/TileCache.js
index 72ebbb5f29..e6eeaacc71 100644
--- a/src/ol/TileCache.js
+++ b/src/ol/TileCache.js
@@ -11,19 +11,19 @@ import _ol_tilecoord_ from './tilecoord.js';
  * @param {number=} opt_highWaterMark High water mark.
  * @struct
  */
-var _ol_TileCache_ = function(opt_highWaterMark) {
+var TileCache = function(opt_highWaterMark) {
 
   LRUCache.call(this, opt_highWaterMark);
 
 };
 
-inherits(_ol_TileCache_, LRUCache);
+inherits(TileCache, LRUCache);
 
 
 /**
  * @param {Object.<string, ol.TileRange>} usedTiles Used tiles.
  */
-_ol_TileCache_.prototype.expireCache = function(usedTiles) {
+TileCache.prototype.expireCache = function(usedTiles) {
   var tile, zKey;
   while (this.canExpireCache()) {
     tile = this.peekLast();
@@ -40,7 +40,7 @@ _ol_TileCache_.prototype.expireCache = function(usedTiles) {
 /**
  * Prune all tiles from the cache that don't have the same z as the newest tile.
  */
-_ol_TileCache_.prototype.pruneExceptNewestZ = function() {
+TileCache.prototype.pruneExceptNewestZ = function() {
   if (this.getCount() === 0) {
     return;
   }
@@ -54,4 +54,4 @@ _ol_TileCache_.prototype.pruneExceptNewestZ = function() {
     }
   }, this);
 };
-export default _ol_TileCache_;
+export default TileCache;
diff --git a/src/ol/source/Tile.js b/src/ol/source/Tile.js
index f9172a30d3..b5a9138fb9 100644
--- a/src/ol/source/Tile.js
+++ b/src/ol/source/Tile.js
@@ -2,7 +2,7 @@
  * @module ol/source/Tile
  */
 import {inherits, nullFunction} from '../index.js';
-import _ol_TileCache_ from '../TileCache.js';
+import TileCache from '../TileCache.js';
 import _ol_TileState_ from '../TileState.js';
 import Event from '../events/Event.js';
 import {equivalent} from '../proj.js';
@@ -56,7 +56,7 @@ var _ol_source_Tile_ = function(options) {
    * @protected
    * @type {ol.TileCache}
    */
-  this.tileCache = new _ol_TileCache_(options.cacheSize);
+  this.tileCache = new TileCache(options.cacheSize);
 
   /**
    * @protected
diff --git a/src/ol/source/TileImage.js b/src/ol/source/TileImage.js
index f962145d45..b6c9b987b9 100644
--- a/src/ol/source/TileImage.js
+++ b/src/ol/source/TileImage.js
@@ -4,7 +4,7 @@
 import {ENABLE_RASTER_REPROJECTION} from '../reproj/common.js';
 import {getUid, inherits} from '../index.js';
 import _ol_ImageTile_ from '../ImageTile.js';
-import _ol_TileCache_ from '../TileCache.js';
+import TileCache from '../TileCache.js';
 import _ol_TileState_ from '../TileState.js';
 import _ol_events_ from '../events.js';
 import EventType from '../events/EventType.js';
@@ -193,7 +193,7 @@ _ol_source_TileImage_.prototype.getTileCacheForProjection = function(projection)
   } else {
     var projKey = getUid(projection).toString();
     if (!(projKey in this.tileCacheForProjection)) {
-      this.tileCacheForProjection[projKey] = new _ol_TileCache_(this.tileCache.highWaterMark);
+      this.tileCacheForProjection[projKey] = new TileCache(this.tileCache.highWaterMark);
     }
     return this.tileCacheForProjection[projKey];
   }
diff --git a/test/spec/ol/tilecache.test.js b/test/spec/ol/tilecache.test.js
index f1f4735b4e..1089327b8e 100644
--- a/test/spec/ol/tilecache.test.js
+++ b/test/spec/ol/tilecache.test.js
@@ -1,5 +1,5 @@
 import _ol_Tile_ from '../../../src/ol/Tile.js';
-import _ol_TileCache_ from '../../../src/ol/TileCache.js';
+import TileCache from '../../../src/ol/TileCache.js';
 import _ol_tilecoord_ from '../../../src/ol/tilecoord.js';
 
 
@@ -16,7 +16,7 @@ describe('ol.TileCache', function() {
         new _ol_Tile_([2, 2, 0]),
         new _ol_Tile_([2, 3, 0]) // newest tile at z: 2
       ];
-      var cache = new _ol_TileCache_();
+      var cache = new TileCache();
 
       sinon.spy(tiles[0], 'dispose');