diff --git a/src/ol/proj.js b/src/ol/proj.js
index 6b0d026e33..1a03ae6741 100644
--- a/src/ol/proj.js
+++ b/src/ol/proj.js
@@ -8,7 +8,7 @@ import EPSG3857 from './proj/EPSG3857.js';
 import EPSG4326 from './proj/EPSG4326.js';
 import Projection from './proj/Projection.js';
 import Units from './proj/Units.js';
-import _ol_proj_projections_ from './proj/projections.js';
+import * as projections from './proj/projections.js';
 import {add as addTransformFunc, clear as clearTransformFuncs, get as getTransformFunc} from './proj/transforms.js';
 
 
@@ -67,7 +67,7 @@ export function identityTransform(input, opt_output, opt_dimension) {
  * @api
  */
 export function addProjection(projection) {
-  _ol_proj_projections_.add(projection.getCode(), projection);
+  projections.add(projection.getCode(), projection);
   addTransformFunc(projection, projection, cloneTransform);
 }
 
@@ -95,7 +95,7 @@ export function get(projectionLike) {
     projection = projectionLike;
   } else if (typeof projectionLike === 'string') {
     const code = projectionLike;
-    projection = _ol_proj_projections_.get(code);
+    projection = projections.get(code);
   }
   return projection;
 }
@@ -204,7 +204,7 @@ export function addEquivalentTransforms(projections1, projections2, forwardTrans
  * Clear all cached projections and transforms.
  */
 export function clearAllProjections() {
-  _ol_proj_projections_.clear();
+  projections.clear();
   clearTransformFuncs();
 }
 
@@ -377,8 +377,7 @@ export function getTransformFromProjections(sourceProjection, destinationProject
 export function getTransform(source, destination) {
   const sourceProjection = get(source);
   const destinationProjection = get(destination);
-  return getTransformFromProjections(
-    sourceProjection, destinationProjection);
+  return getTransformFromProjections(sourceProjection, destinationProjection);
 }
 
 
@@ -427,8 +426,7 @@ export function transformExtent(extent, source, destination) {
  * @return {ol.Coordinate} Point.
  */
 export function transformWithProjections(point, sourceProjection, destinationProjection) {
-  const transformFunc = getTransformFromProjections(
-    sourceProjection, destinationProjection);
+  const transformFunc = getTransformFromProjections(sourceProjection, destinationProjection);
   return transformFunc(point);
 }
 
diff --git a/src/ol/proj/projections.js b/src/ol/proj/projections.js
index 218cee22bd..496b335a29 100644
--- a/src/ol/proj/projections.js
+++ b/src/ol/proj/projections.js
@@ -1,22 +1,20 @@
 /**
  * @module ol/proj/projections
  */
-const _ol_proj_projections_ = {};
 
 
 /**
- * @private
  * @type {Object.<string, ol.proj.Projection>}
  */
-_ol_proj_projections_.cache_ = {};
+let cache = {};
 
 
 /**
  * Clear the projections cache.
  */
-_ol_proj_projections_.clear = function() {
-  _ol_proj_projections_.cache_ = {};
-};
+export function clear() {
+  cache = {};
+}
 
 
 /**
@@ -24,10 +22,9 @@ _ol_proj_projections_.clear = function() {
  * @param {string} code The code for the projection.
  * @return {ol.proj.Projection} The projection (if cached).
  */
-_ol_proj_projections_.get = function(code) {
-  const projections = _ol_proj_projections_.cache_;
-  return projections[code] || null;
-};
+export function get(code) {
+  return cache[code] || null;
+}
 
 
 /**
@@ -35,8 +32,6 @@ _ol_proj_projections_.get = function(code) {
  * @param {string} code The projection code.
  * @param {ol.proj.Projection} projection The projection to cache.
  */
-_ol_proj_projections_.add = function(code, projection) {
-  const projections = _ol_proj_projections_.cache_;
-  projections[code] = projection;
-};
-export default _ol_proj_projections_;
+export function add(code, projection) {
+  cache[code] = projection;
+}