diff --git a/src/olcs/core.js b/src/olcs/core.js
index ab6183021..e500c63b9 100644
--- a/src/olcs/core.js
+++ b/src/olcs/core.js
@@ -595,7 +595,7 @@ exports.olGeometryCloneTo4326 = function(geometry, projection) {
 
   const proj4326 = getProjection('EPSG:4326');
   const proj = getProjection(projection);
-  if (proj !== proj4326) {
+  if (proj.getCode() !== proj4326.getCode()) {
     const properties = geometry.getProperties();
     geometry = geometry.clone();
     geometry.transform(proj, proj4326);
@@ -753,8 +753,8 @@ exports.normalizeView = function(view, angle = 0) {
  * @returns {boolean} Whether it's managed by Cesium.
  */
 exports.isCesiumProjection = function(projection) {
-  const is3857 = projection === getProjection('EPSG:3857');
-  const is4326 = projection === getProjection('EPSG:4326');
+  const is3857 = projection.getCode() === 'EPSG:3857';
+  const is4326 = projection.getCode() === 'EPSG:4326';
   return is3857 || is4326;
 };
 
diff --git a/src/olcs/core/OLImageryProvider.js b/src/olcs/core/OLImageryProvider.js
index 072d54f17..c657753b6 100644
--- a/src/olcs/core/OLImageryProvider.js
+++ b/src/olcs/core/OLImageryProvider.js
@@ -1,7 +1,6 @@
 /**
  * @module olcs.core.OLImageryProvider
  */
-import {get as getProjection} from 'ol/proj.js';
 import olcsUtil from '../util.js';
 import {Tile as TileSource} from 'ol/source.js';
 import {attributionsFunctionToCredits} from '../core.js';
@@ -124,11 +123,11 @@ class OLImageryProvider /* should not extend Cesium.ImageryProvider */ {
         });
       }
 
-      if (this.projection_ == getProjection('EPSG:4326')) {
+      if (this.projection_.getCode() === 'EPSG:4326') {
         // Cesium zoom level 0 is OpenLayers zoom level 1 for layer in EPSG:4326 with a single tile on level 0
         this.shouldRequestNextLevel = options.numberOfLevelZeroTilesX === 1 && options.numberOfLevelZeroTilesY === 1;
         this.tilingScheme_ = new Cesium.GeographicTilingScheme(options);
-      } else if (this.projection_ == getProjection('EPSG:3857')) {
+      } else if (this.projection_.getCode() === 'EPSG:3857') {
         this.shouldRequestNextLevel = false;
         this.tilingScheme_ = new Cesium.WebMercatorTilingScheme(options);
       } else {