diff --git a/src/Core/Geographic/Crs.ts b/src/Core/Geographic/Crs.ts
index b53f2cee96..73bbcbddc7 100644
--- a/src/Core/Geographic/Crs.ts
+++ b/src/Core/Geographic/Crs.ts
@@ -118,7 +118,7 @@ function unitFromProj4Unit(proj: ProjectionDefinition) {
  * @param crs - The CRS to extract the unit from.
  * @returns Either `UNIT.METER`, `UNIT.DEGREE` or `undefined`.
  */
-export function toUnit(crs: ProjectionLike) {
+export function getUnit(crs: ProjectionLike) {
     mustBeString(crs);
     const p = proj4.defs(formatToEPSG(crs));
     if (!p) {
@@ -134,7 +134,7 @@ export function toUnit(crs: ProjectionLike) {
  * @throws {@link Error} if the CRS is not valid.
  */
 export function isMetricUnit(crs: ProjectionLike) {
-    return (toUnit(crs) == UNIT.METER);
+    return getUnit(crs) === UNIT.METER;
 }
 
 /**
@@ -144,7 +144,7 @@ export function isMetricUnit(crs: ProjectionLike) {
  * @throws {@link Error} if the CRS is not valid.
  */
 export function isGeographic(crs: ProjectionLike) {
-    return (toUnit(crs) == UNIT.DEGREE);
+    return getUnit(crs) === UNIT.DEGREE;
 }
 
 /**
diff --git a/test/unit/crs.js b/test/unit/crs.js
index 950299da77..4f9a1caff1 100644
--- a/test/unit/crs.js
+++ b/test/unit/crs.js
@@ -30,11 +30,11 @@ describe('CRS assertions', function () {
     });
 
     it('should get the correct unit for this CRS', function () {
-        assert.strictEqual(CRS.toUnit('EPSG:4326'), CRS.UNIT.DEGREE);
-        assert.strictEqual(CRS.toUnit('EPSG:7133'), CRS.UNIT.DEGREE);
-        assert.strictEqual(CRS.toUnit('EPSG:4978'), CRS.UNIT.METER);
-        assert.strictEqual(CRS.toUnit('EPSG:3857'), CRS.UNIT.METER);
-        assert.strictEqual(CRS.toUnit('EPSG:INVALID'), undefined);
+        assert.strictEqual(CRS.getUnit('EPSG:4326'), CRS.UNIT.DEGREE);
+        assert.strictEqual(CRS.getUnit('EPSG:7133'), CRS.UNIT.DEGREE);
+        assert.strictEqual(CRS.getUnit('EPSG:4978'), CRS.UNIT.METER);
+        assert.strictEqual(CRS.getUnit('EPSG:3857'), CRS.UNIT.METER);
+        assert.strictEqual(CRS.getUnit('EPSG:INVALID'), undefined);
     });
 
     it('should check if the CRS is EPSG:4326', function () {