diff --git a/src/ol/featureloader.js b/src/ol/featureloader.js
index 714c8d056c..a456b67692 100644
--- a/src/ol/featureloader.js
+++ b/src/ol/featureloader.js
@@ -2,7 +2,7 @@
  * @module ol/featureloader
  */
 import {nullFunction} from './index.js';
-import _ol_format_FormatType_ from './format/FormatType.js';
+import FormatType from './format/FormatType.js';
 import _ol_xml_ from './xml.js';
 
 
@@ -30,7 +30,7 @@ export function loadFeaturesXhr(url, format, success, failure) {
       xhr.open('GET',
           typeof url === 'function' ? url(extent, resolution, projection) : url,
           true);
-      if (format.getType() == _ol_format_FormatType_.ARRAY_BUFFER) {
+      if (format.getType() == FormatType.ARRAY_BUFFER) {
         xhr.responseType = 'arraybuffer';
       }
       /**
@@ -43,15 +43,14 @@ export function loadFeaturesXhr(url, format, success, failure) {
           var type = format.getType();
           /** @type {Document|Node|Object|string|undefined} */
           var source;
-          if (type == _ol_format_FormatType_.JSON ||
-                type == _ol_format_FormatType_.TEXT) {
+          if (type == FormatType.JSON || type == FormatType.TEXT) {
             source = xhr.responseText;
-          } else if (type == _ol_format_FormatType_.XML) {
+          } else if (type == FormatType.XML) {
             source = xhr.responseXML;
             if (!source) {
               source = _ol_xml_.parse(xhr.responseText);
             }
-          } else if (type == _ol_format_FormatType_.ARRAY_BUFFER) {
+          } else if (type == FormatType.ARRAY_BUFFER) {
             source = /** @type {ArrayBuffer} */ (xhr.response);
           }
           if (source) {
diff --git a/src/ol/format/JSONFeature.js b/src/ol/format/JSONFeature.js
index 802c59d83c..e427239ddf 100644
--- a/src/ol/format/JSONFeature.js
+++ b/src/ol/format/JSONFeature.js
@@ -3,7 +3,7 @@
  */
 import {inherits} from '../index.js';
 import FeatureFormat from '../format/Feature.js';
-import _ol_format_FormatType_ from '../format/FormatType.js';
+import FormatType from '../format/FormatType.js';
 
 /**
  * @classdesc
@@ -43,7 +43,7 @@ JSONFeature.prototype.getObject_ = function(source) {
  * @inheritDoc
  */
 JSONFeature.prototype.getType = function() {
-  return _ol_format_FormatType_.JSON;
+  return FormatType.JSON;
 };
 
 
diff --git a/src/ol/format/MVT.js b/src/ol/format/MVT.js
index 162ca43094..ed99490866 100644
--- a/src/ol/format/MVT.js
+++ b/src/ol/format/MVT.js
@@ -7,7 +7,7 @@ import {inherits} from '../index.js';
 import {assert} from '../asserts.js';
 import PBF from 'pbf';
 import FeatureFormat from '../format/Feature.js';
-import _ol_format_FormatType_ from '../format/FormatType.js';
+import FormatType from '../format/FormatType.js';
 import GeometryLayout from '../geom/GeometryLayout.js';
 import GeometryType from '../geom/GeometryType.js';
 import LineString from '../geom/LineString.js';
@@ -345,7 +345,7 @@ MVT.prototype.getLastExtent = function() {
  * @inheritDoc
  */
 MVT.prototype.getType = function() {
-  return _ol_format_FormatType_.ARRAY_BUFFER;
+  return FormatType.ARRAY_BUFFER;
 };
 
 
diff --git a/src/ol/format/TextFeature.js b/src/ol/format/TextFeature.js
index 31543cfa02..abba66610a 100644
--- a/src/ol/format/TextFeature.js
+++ b/src/ol/format/TextFeature.js
@@ -3,7 +3,7 @@
  */
 import {inherits} from '../index.js';
 import FeatureFormat from '../format/Feature.js';
-import _ol_format_FormatType_ from '../format/FormatType.js';
+import FormatType from '../format/FormatType.js';
 
 /**
  * @classdesc
@@ -40,7 +40,7 @@ TextFeature.prototype.getText_ = function(source) {
  * @inheritDoc
  */
 TextFeature.prototype.getType = function() {
-  return _ol_format_FormatType_.TEXT;
+  return FormatType.TEXT;
 };
 
 
diff --git a/src/ol/format/XMLFeature.js b/src/ol/format/XMLFeature.js
index c6faf92b21..cc89bd044e 100644
--- a/src/ol/format/XMLFeature.js
+++ b/src/ol/format/XMLFeature.js
@@ -4,7 +4,7 @@
 import {inherits} from '../index.js';
 import _ol_array_ from '../array.js';
 import FeatureFormat from '../format/Feature.js';
-import _ol_format_FormatType_ from '../format/FormatType.js';
+import FormatType from '../format/FormatType.js';
 import _ol_xml_ from '../xml.js';
 
 /**
@@ -35,7 +35,7 @@ inherits(XMLFeature, FeatureFormat);
  * @inheritDoc
  */
 XMLFeature.prototype.getType = function() {
-  return _ol_format_FormatType_.XML;
+  return FormatType.XML;
 };