diff --git a/src/ol/ImageCanvas.js b/src/ol/ImageCanvas.js
index ba1783911b..0a35034f0b 100644
--- a/src/ol/ImageCanvas.js
+++ b/src/ol/ImageCanvas.js
@@ -15,7 +15,7 @@ import ImageState from './ImageState.js';
  * @param {ol.ImageCanvasLoader=} opt_loader Optional loader function to
  *     support asynchronous canvas drawing.
  */
-var _ol_ImageCanvas_ = function(extent, resolution, pixelRatio, canvas, opt_loader) {
+var ImageCanvas = function(extent, resolution, pixelRatio, canvas, opt_loader) {
 
   /**
    * Optional canvas loader function.
@@ -42,14 +42,14 @@ var _ol_ImageCanvas_ = function(extent, resolution, pixelRatio, canvas, opt_load
 
 };
 
-inherits(_ol_ImageCanvas_, _ol_ImageBase_);
+inherits(ImageCanvas, _ol_ImageBase_);
 
 
 /**
  * Get any error associated with asynchronous rendering.
  * @return {Error} Any error that occurred during rendering.
  */
-_ol_ImageCanvas_.prototype.getError = function() {
+ImageCanvas.prototype.getError = function() {
   return this.error_;
 };
 
@@ -59,7 +59,7 @@ _ol_ImageCanvas_.prototype.getError = function() {
  * @param {Error} err Any error during drawing.
  * @private
  */
-_ol_ImageCanvas_.prototype.handleLoad_ = function(err) {
+ImageCanvas.prototype.handleLoad_ = function(err) {
   if (err) {
     this.error_ = err;
     this.state = ImageState.ERROR;
@@ -73,7 +73,7 @@ _ol_ImageCanvas_.prototype.handleLoad_ = function(err) {
 /**
  * @inheritDoc
  */
-_ol_ImageCanvas_.prototype.load = function() {
+ImageCanvas.prototype.load = function() {
   if (this.state == ImageState.IDLE) {
     this.state = ImageState.LOADING;
     this.changed();
@@ -85,7 +85,7 @@ _ol_ImageCanvas_.prototype.load = function() {
 /**
  * @inheritDoc
  */
-_ol_ImageCanvas_.prototype.getImage = function() {
+ImageCanvas.prototype.getImage = function() {
   return this.canvas_;
 };
-export default _ol_ImageCanvas_;
+export default ImageCanvas;
diff --git a/src/ol/renderer/canvas/ImageLayer.js b/src/ol/renderer/canvas/ImageLayer.js
index cb20cccff9..b0bb994192 100644
--- a/src/ol/renderer/canvas/ImageLayer.js
+++ b/src/ol/renderer/canvas/ImageLayer.js
@@ -3,7 +3,7 @@
  */
 import {ENABLE_RASTER_REPROJECTION} from '../../reproj/common.js';
 import {inherits} from '../../index.js';
-import _ol_ImageCanvas_ from '../../ImageCanvas.js';
+import ImageCanvas from '../../ImageCanvas.js';
 import LayerType from '../../LayerType.js';
 import ViewHint from '../../ViewHint.js';
 import {equals} from '../../array.js';
@@ -153,7 +153,7 @@ CanvasImageLayerRenderer.prototype.prepareFrame = function(frameState, layerStat
         context.canvas.width = imageFrameState.size[0] * pixelRatio;
         context.canvas.height = imageFrameState.size[1] * pixelRatio;
         vectorRenderer.composeFrame(imageFrameState, layerState, context);
-        this.image_ = new _ol_ImageCanvas_(renderedExtent, viewResolution, pixelRatio, context.canvas);
+        this.image_ = new ImageCanvas(renderedExtent, viewResolution, pixelRatio, context.canvas);
         this.skippedFeatures_ = skippedFeatures;
       }
     } else {
diff --git a/src/ol/source/ImageCanvas.js b/src/ol/source/ImageCanvas.js
index eb47c6a388..7388153c04 100644
--- a/src/ol/source/ImageCanvas.js
+++ b/src/ol/source/ImageCanvas.js
@@ -2,7 +2,7 @@
  * @module ol/source/ImageCanvas
  */
 import {inherits} from '../index.js';
-import _ol_ImageCanvas_ from '../ImageCanvas.js';
+import ImageCanvas from '../ImageCanvas.js';
 import {containsExtent, getHeight, getWidth, scaleFromCenter} from '../extent.js';
 import ImageSource from '../source/Image.js';
 
@@ -78,7 +78,7 @@ _ol_source_ImageCanvas_.prototype.getImageInternal = function(extent, resolution
   var canvasElement = this.canvasFunction_(
       extent, resolution, pixelRatio, size, projection);
   if (canvasElement) {
-    canvas = new _ol_ImageCanvas_(extent, resolution, pixelRatio, canvasElement);
+    canvas = new ImageCanvas(extent, resolution, pixelRatio, canvasElement);
   }
   this.canvas_ = canvas;
   this.renderedRevision_ = this.getRevision();
diff --git a/src/ol/source/Raster.js b/src/ol/source/Raster.js
index a466fbbf31..b8086d7872 100644
--- a/src/ol/source/Raster.js
+++ b/src/ol/source/Raster.js
@@ -2,7 +2,7 @@
  * @module ol/source/Raster
  */
 import {getUid, inherits} from '../index.js';
-import _ol_ImageCanvas_ from '../ImageCanvas.js';
+import ImageCanvas from '../ImageCanvas.js';
 import TileQueue from '../TileQueue.js';
 import {createCanvasContext2D} from '../dom.js';
 import _ol_events_ from '../events.js';
@@ -317,7 +317,7 @@ RasterSource.prototype.onWorkerComplete_ = function(frameState, err, output, dat
     var width = Math.round(getWidth(extent) / resolution);
     var height = Math.round(getHeight(extent) / resolution);
     context = createCanvasContext2D(width, height);
-    this.renderedImageCanvas_ = new _ol_ImageCanvas_(extent, resolution, 1, context.canvas);
+    this.renderedImageCanvas_ = new ImageCanvas(extent, resolution, 1, context.canvas);
   }
   context.putImageData(output, 0, 0);