diff --git a/src/ol/layer/Image.js b/src/ol/layer/Image.js
index ca262f1d70..81518b2cc2 100644
--- a/src/ol/layer/Image.js
+++ b/src/ol/layer/Image.js
@@ -2,7 +2,7 @@
  * @module ol/layer/Image
  */
 import {inherits} from '../index.js';
-import _ol_LayerType_ from '../LayerType.js';
+import LayerType from '../LayerType.js';
 import _ol_layer_Layer_ from '../layer/Layer.js';
 
 /**
@@ -28,7 +28,7 @@ var _ol_layer_Image_ = function(opt_options) {
    * @protected
    * @type {ol.LayerType}
    */
-  this.type = _ol_LayerType_.IMAGE;
+  this.type = LayerType.IMAGE;
 
 };
 
diff --git a/src/ol/layer/Tile.js b/src/ol/layer/Tile.js
index 4f788d2a9b..97d43d2c95 100644
--- a/src/ol/layer/Tile.js
+++ b/src/ol/layer/Tile.js
@@ -2,7 +2,7 @@
  * @module ol/layer/Tile
  */
 import {inherits} from '../index.js';
-import _ol_LayerType_ from '../LayerType.js';
+import LayerType from '../LayerType.js';
 import _ol_layer_Layer_ from '../layer/Layer.js';
 import _ol_layer_TileProperty_ from '../layer/TileProperty.js';
 import _ol_obj_ from '../obj.js';
@@ -39,7 +39,7 @@ var _ol_layer_Tile_ = function(opt_options) {
    * @protected
    * @type {ol.LayerType}
    */
-  this.type = _ol_LayerType_.TILE;
+  this.type = LayerType.TILE;
 
 };
 
diff --git a/src/ol/layer/Vector.js b/src/ol/layer/Vector.js
index 1a8b03b55d..0af05ea274 100644
--- a/src/ol/layer/Vector.js
+++ b/src/ol/layer/Vector.js
@@ -2,7 +2,7 @@
  * @module ol/layer/Vector
  */
 import {inherits} from '../index.js';
-import _ol_LayerType_ from '../LayerType.js';
+import LayerType from '../LayerType.js';
 import _ol_layer_Layer_ from '../layer/Layer.js';
 import _ol_layer_VectorRenderType_ from '../layer/VectorRenderType.js';
 import _ol_obj_ from '../obj.js';
@@ -97,7 +97,7 @@ var _ol_layer_Vector_ = function(opt_options) {
    * @protected
    * @type {ol.LayerType}
    */
-  this.type = _ol_LayerType_.VECTOR;
+  this.type = LayerType.VECTOR;
 
 };
 
diff --git a/src/ol/layer/VectorTile.js b/src/ol/layer/VectorTile.js
index 828d5b7e3b..65f8fe67e5 100644
--- a/src/ol/layer/VectorTile.js
+++ b/src/ol/layer/VectorTile.js
@@ -2,7 +2,7 @@
  * @module ol/layer/VectorTile
  */
 import {inherits} from '../index.js';
-import _ol_LayerType_ from '../LayerType.js';
+import LayerType from '../LayerType.js';
 import {assert} from '../asserts.js';
 import _ol_layer_TileProperty_ from '../layer/TileProperty.js';
 import _ol_layer_Vector_ from '../layer/Vector.js';
@@ -50,7 +50,7 @@ var _ol_layer_VectorTile_ = function(opt_options) {
    * @protected
    * @type {ol.LayerType}
    */
-  this.type = _ol_LayerType_.VECTOR_TILE;
+  this.type = LayerType.VECTOR_TILE;
 
 };
 
diff --git a/src/ol/renderer/canvas/ImageLayer.js b/src/ol/renderer/canvas/ImageLayer.js
index 56bc3d1a02..f3ef59a5eb 100644
--- a/src/ol/renderer/canvas/ImageLayer.js
+++ b/src/ol/renderer/canvas/ImageLayer.js
@@ -4,7 +4,7 @@
 import {ENABLE_RASTER_REPROJECTION} from '../../reproj/common.js';
 import {inherits} from '../../index.js';
 import _ol_ImageCanvas_ from '../../ImageCanvas.js';
-import _ol_LayerType_ from '../../LayerType.js';
+import LayerType from '../../LayerType.js';
 import _ol_ViewHint_ from '../../ViewHint.js';
 import _ol_array_ from '../../array.js';
 import {getHeight, getIntersection, getWidth, isEmpty} from '../../extent.js';
@@ -60,8 +60,8 @@ inherits(_ol_renderer_canvas_ImageLayer_, _ol_renderer_canvas_IntermediateCanvas
  * @return {boolean} The renderer can render the layer.
  */
 _ol_renderer_canvas_ImageLayer_['handles'] = function(type, layer) {
-  return type === RendererType.CANVAS && (layer.getType() === _ol_LayerType_.IMAGE ||
-      layer.getType() === _ol_LayerType_.VECTOR &&
+  return type === RendererType.CANVAS && (layer.getType() === LayerType.IMAGE ||
+      layer.getType() === LayerType.VECTOR &&
       /** @type {ol.layer.Vector} */ (layer).getRenderMode() === _ol_layer_VectorRenderType_.IMAGE);
 };
 
@@ -74,7 +74,7 @@ _ol_renderer_canvas_ImageLayer_['handles'] = function(type, layer) {
  */
 _ol_renderer_canvas_ImageLayer_['create'] = function(mapRenderer, layer) {
   var renderer = new _ol_renderer_canvas_ImageLayer_(/** @type {ol.layer.Image} */ (layer));
-  if (layer.getType() === _ol_LayerType_.VECTOR) {
+  if (layer.getType() === LayerType.VECTOR) {
     var candidates = _ol_plugins_.getLayerRendererPlugins();
     for (var i = 0, ii = candidates.length; i < ii; ++i) {
       var candidate = /** @type {Object.<string, Function>} */ (candidates[i]);
diff --git a/src/ol/renderer/canvas/TileLayer.js b/src/ol/renderer/canvas/TileLayer.js
index 8492627245..307bff2fa0 100644
--- a/src/ol/renderer/canvas/TileLayer.js
+++ b/src/ol/renderer/canvas/TileLayer.js
@@ -2,7 +2,7 @@
  * @module ol/renderer/canvas/TileLayer
  */
 import {getUid, inherits} from '../../index.js';
-import _ol_LayerType_ from '../../LayerType.js';
+import LayerType from '../../LayerType.js';
 import TileRange from '../../TileRange.js';
 import _ol_TileState_ from '../../TileState.js';
 import _ol_ViewHint_ from '../../ViewHint.js';
@@ -88,7 +88,7 @@ inherits(_ol_renderer_canvas_TileLayer_, _ol_renderer_canvas_IntermediateCanvas_
  * @return {boolean} The renderer can render the layer.
  */
 _ol_renderer_canvas_TileLayer_['handles'] = function(type, layer) {
-  return type === RendererType.CANVAS && layer.getType() === _ol_LayerType_.TILE;
+  return type === RendererType.CANVAS && layer.getType() === LayerType.TILE;
 };
 
 
diff --git a/src/ol/renderer/canvas/VectorLayer.js b/src/ol/renderer/canvas/VectorLayer.js
index 09f10a74ab..5c00518213 100644
--- a/src/ol/renderer/canvas/VectorLayer.js
+++ b/src/ol/renderer/canvas/VectorLayer.js
@@ -2,7 +2,7 @@
  * @module ol/renderer/canvas/VectorLayer
  */
 import {getUid, inherits} from '../../index.js';
-import _ol_LayerType_ from '../../LayerType.js';
+import LayerType from '../../LayerType.js';
 import _ol_ViewHint_ from '../../ViewHint.js';
 import {createCanvasContext2D} from '../../dom.js';
 import _ol_events_ from '../../events.js';
@@ -93,7 +93,7 @@ inherits(_ol_renderer_canvas_VectorLayer_, _ol_renderer_canvas_Layer_);
  * @return {boolean} The renderer can render the layer.
  */
 _ol_renderer_canvas_VectorLayer_['handles'] = function(type, layer) {
-  return type === RendererType.CANVAS && layer.getType() === _ol_LayerType_.VECTOR;
+  return type === RendererType.CANVAS && layer.getType() === LayerType.VECTOR;
 };
 
 
diff --git a/src/ol/renderer/canvas/VectorTileLayer.js b/src/ol/renderer/canvas/VectorTileLayer.js
index 95e7b0d22d..876e7d4330 100644
--- a/src/ol/renderer/canvas/VectorTileLayer.js
+++ b/src/ol/renderer/canvas/VectorTileLayer.js
@@ -2,7 +2,7 @@
  * @module ol/renderer/canvas/VectorTileLayer
  */
 import {getUid, inherits} from '../../index.js';
-import _ol_LayerType_ from '../../LayerType.js';
+import LayerType from '../../LayerType.js';
 import _ol_TileState_ from '../../TileState.js';
 import {createCanvasContext2D} from '../../dom.js';
 import _ol_events_ from '../../events.js';
@@ -78,7 +78,7 @@ inherits(_ol_renderer_canvas_VectorTileLayer_, _ol_renderer_canvas_TileLayer_);
  * @return {boolean} The renderer can render the layer.
  */
 _ol_renderer_canvas_VectorTileLayer_['handles'] = function(type, layer) {
-  return type === RendererType.CANVAS && layer.getType() === _ol_LayerType_.VECTOR_TILE;
+  return type === RendererType.CANVAS && layer.getType() === LayerType.VECTOR_TILE;
 };
 
 
diff --git a/src/ol/renderer/webgl/ImageLayer.js b/src/ol/renderer/webgl/ImageLayer.js
index e9bb2dd123..59512f6193 100644
--- a/src/ol/renderer/webgl/ImageLayer.js
+++ b/src/ol/renderer/webgl/ImageLayer.js
@@ -3,7 +3,7 @@
  */
 import {ENABLE_RASTER_REPROJECTION} from '../../reproj/common.js';
 import {inherits, nullFunction} from '../../index.js';
-import _ol_LayerType_ from '../../LayerType.js';
+import LayerType from '../../LayerType.js';
 import _ol_ViewHint_ from '../../ViewHint.js';
 import {createCanvasContext2D} from '../../dom.js';
 import {getIntersection, isEmpty} from '../../extent.js';
@@ -56,7 +56,7 @@ inherits(_ol_renderer_webgl_ImageLayer_, _ol_renderer_webgl_Layer_);
  * @return {boolean} The renderer can render the layer.
  */
 _ol_renderer_webgl_ImageLayer_['handles'] = function(type, layer) {
-  return type === RendererType.WEBGL && layer.getType() === _ol_LayerType_.IMAGE;
+  return type === RendererType.WEBGL && layer.getType() === LayerType.IMAGE;
 };
 
 
diff --git a/src/ol/renderer/webgl/TileLayer.js b/src/ol/renderer/webgl/TileLayer.js
index 2d5a7b59b6..9f0736d43d 100644
--- a/src/ol/renderer/webgl/TileLayer.js
+++ b/src/ol/renderer/webgl/TileLayer.js
@@ -5,7 +5,7 @@
 // FIXME animated shaders! check in redraw
 
 import {inherits} from '../../index.js';
-import _ol_LayerType_ from '../../LayerType.js';
+import LayerType from '../../LayerType.js';
 import TileRange from '../../TileRange.js';
 import _ol_TileState_ from '../../TileState.js';
 import _ol_array_ from '../../array.js';
@@ -96,7 +96,7 @@ inherits(_ol_renderer_webgl_TileLayer_, _ol_renderer_webgl_Layer_);
  * @return {boolean} The renderer can render the layer.
  */
 _ol_renderer_webgl_TileLayer_['handles'] = function(type, layer) {
-  return type === RendererType.WEBGL && layer.getType() === _ol_LayerType_.TILE;
+  return type === RendererType.WEBGL && layer.getType() === LayerType.TILE;
 };
 
 
diff --git a/src/ol/renderer/webgl/VectorLayer.js b/src/ol/renderer/webgl/VectorLayer.js
index 09ae3c1d32..cf6c6541e5 100644
--- a/src/ol/renderer/webgl/VectorLayer.js
+++ b/src/ol/renderer/webgl/VectorLayer.js
@@ -2,7 +2,7 @@
  * @module ol/renderer/webgl/VectorLayer
  */
 import {getUid, inherits} from '../../index.js';
-import _ol_LayerType_ from '../../LayerType.js';
+import LayerType from '../../LayerType.js';
 import _ol_ViewHint_ from '../../ViewHint.js';
 import {buffer, containsExtent, createEmpty} from '../../extent.js';
 import _ol_render_webgl_ReplayGroup_ from '../../render/webgl/ReplayGroup.js';
@@ -77,7 +77,7 @@ inherits(_ol_renderer_webgl_VectorLayer_, _ol_renderer_webgl_Layer_);
  * @return {boolean} The renderer can render the layer.
  */
 _ol_renderer_webgl_VectorLayer_['handles'] = function(type, layer) {
-  return type === RendererType.WEBGL && layer.getType() === _ol_LayerType_.VECTOR;
+  return type === RendererType.WEBGL && layer.getType() === LayerType.VECTOR;
 };