diff --git a/src/ol/geom/flat/orientflatgeom.js b/src/ol/geom/flat/orientflatgeom.js
index 48c7dd5008..60aaa2e3b1 100644
--- a/src/ol/geom/flat/orientflatgeom.js
+++ b/src/ol/geom/flat/orientflatgeom.js
@@ -60,7 +60,7 @@ ol.geom.flat.orient.linearRingsAreOriented =
  * @return {boolean} `true` if all rings are correctly oriented, `false`
  *     otherwise.
  */
-ol.geom.flat.linearRingssAreOriented =
+ol.geom.flat.orient.linearRingssAreOriented =
     function(flatCoordinates, offset, endss, stride) {
   var i, ii;
   for (i = 0, ii = endss.length; i < ii; ++i) {
diff --git a/src/ol/geom/multipolygon.js b/src/ol/geom/multipolygon.js
index 3dafa464d6..b4c8d28709 100644
--- a/src/ol/geom/multipolygon.js
+++ b/src/ol/geom/multipolygon.js
@@ -213,7 +213,7 @@ ol.geom.MultiPolygon.prototype.getInteriorPoints = function() {
 ol.geom.MultiPolygon.prototype.getOrientedFlatCoordinates = function() {
   if (this.orientedRevision_ != this.getRevision()) {
     var flatCoordinates = this.flatCoordinates;
-    if (ol.geom.flat.linearRingssAreOriented(
+    if (ol.geom.flat.orient.linearRingssAreOriented(
         flatCoordinates, 0, this.endss_, this.stride)) {
       this.orientedFlatCoordinates_ = flatCoordinates;
     } else {