diff --git a/src/ol/format/featureformat.js b/src/ol/format/featureformat.js
index 364ba16a86..b5b5f20144 100644
--- a/src/ol/format/featureformat.js
+++ b/src/ol/format/featureformat.js
@@ -50,18 +50,20 @@ ol.format.Feature.prototype.getReadOptions = function(
       featureProjection: opt_options.featureProjection
     };
   }
-  return this.adaptOptionsWithDefaultDataProjection(options);
+  return this.adaptOptions(options);
 };
 
 
 /**
+ * Sets the `defaultDataProjection` on the options, if no `dataProjection`
+ * is set.
  * @param {olx.format.WriteOptions|olx.format.ReadOptions|undefined} options
  *     Options.
  * @protected
  * @return {olx.format.WriteOptions|olx.format.ReadOptions|undefined}
  *     Updated options.
  */
-ol.format.Feature.prototype.adaptOptionsWithDefaultDataProjection = function(
+ol.format.Feature.prototype.adaptOptions = function(
     options) {
   var updatedOptions;
   if (goog.isDef(options)) {
diff --git a/src/ol/format/jsonfeatureformat.js b/src/ol/format/jsonfeatureformat.js
index 109613a1ce..97c4fa4ebb 100644
--- a/src/ol/format/jsonfeatureformat.js
+++ b/src/ol/format/jsonfeatureformat.js
@@ -128,9 +128,7 @@ ol.format.JSONFeature.prototype.readProjectionFromObject = goog.abstractMethod;
  * @inheritDoc
  */
 ol.format.JSONFeature.prototype.writeFeature = function(feature, opt_options) {
-  return this.writeFeatureObject(
-      feature,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeFeatureObject(feature, this.adaptOptions(opt_options));
 };
 
 
@@ -148,9 +146,7 @@ ol.format.JSONFeature.prototype.writeFeatureObject = goog.abstractMethod;
  */
 ol.format.JSONFeature.prototype.writeFeatures = function(
     features, opt_options) {
-  return this.writeFeaturesObject(
-      features,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeFeaturesObject(features, this.adaptOptions(opt_options));
 };
 
 
@@ -168,9 +164,7 @@ ol.format.JSONFeature.prototype.writeFeaturesObject = goog.abstractMethod;
  */
 ol.format.JSONFeature.prototype.writeGeometry = function(
     geometry, opt_options) {
-  return this.writeGeometryObject(
-      geometry,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeGeometryObject(geometry, this.adaptOptions(opt_options));
 };
 
 
diff --git a/src/ol/format/polylineformat.js b/src/ol/format/polylineformat.js
index c80e423565..56fbe5e2b9 100644
--- a/src/ol/format/polylineformat.js
+++ b/src/ol/format/polylineformat.js
@@ -317,7 +317,7 @@ ol.format.Polyline.prototype.readGeometryFromText =
   return /** @type {ol.geom.Geometry} */ (
       ol.format.Feature.transformWithOptions(
           new ol.geom.LineString(coordinates), false,
-          this.adaptOptionsWithDefaultDataProjection(opt_options)));
+          this.adaptOptions(opt_options)));
 };
 
 
@@ -384,8 +384,7 @@ ol.format.Polyline.prototype.writeGeometryText =
   goog.asserts.assertInstanceof(geometry, ol.geom.LineString);
   geometry = /** @type {ol.geom.LineString} */
       (ol.format.Feature.transformWithOptions(
-          geometry, true,
-          this.adaptOptionsWithDefaultDataProjection(opt_options)));
+          geometry, true, this.adaptOptions(opt_options)));
   var flatCoordinates = geometry.getFlatCoordinates();
   var stride = geometry.getStride();
   return ol.format.Polyline.encodeDeltas(flatCoordinates, stride, this.factor_);
diff --git a/src/ol/format/textfeatureformat.js b/src/ol/format/textfeatureformat.js
index 583d0a3062..c838c1a729 100644
--- a/src/ol/format/textfeatureformat.js
+++ b/src/ol/format/textfeatureformat.js
@@ -49,8 +49,7 @@ ol.format.TextFeature.prototype.getType = function() {
  */
 ol.format.TextFeature.prototype.readFeature = function(source, opt_options) {
   return this.readFeatureFromText(
-      this.getText_(source),
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+      this.getText_(source), this.adaptOptions(opt_options));
 };
 
 
@@ -68,8 +67,7 @@ ol.format.TextFeature.prototype.readFeatureFromText = goog.abstractMethod;
  */
 ol.format.TextFeature.prototype.readFeatures = function(source, opt_options) {
   return this.readFeaturesFromText(
-      this.getText_(source),
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+      this.getText_(source), this.adaptOptions(opt_options));
 };
 
 
@@ -87,8 +85,7 @@ ol.format.TextFeature.prototype.readFeaturesFromText = goog.abstractMethod;
  */
 ol.format.TextFeature.prototype.readGeometry = function(source, opt_options) {
   return this.readGeometryFromText(
-      this.getText_(source),
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+      this.getText_(source), this.adaptOptions(opt_options));
 };
 
 
@@ -121,9 +118,7 @@ ol.format.TextFeature.prototype.readProjectionFromText = goog.abstractMethod;
  * @inheritDoc
  */
 ol.format.TextFeature.prototype.writeFeature = function(feature, opt_options) {
-  return this.writeFeatureText(
-      feature,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeFeatureText(feature, this.adaptOptions(opt_options));
 };
 
 
@@ -141,9 +136,7 @@ ol.format.TextFeature.prototype.writeFeatureText = goog.abstractMethod;
  */
 ol.format.TextFeature.prototype.writeFeatures = function(
     features, opt_options) {
-  return this.writeFeaturesText(
-      features,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeFeaturesText(features, this.adaptOptions(opt_options));
 };
 
 
@@ -161,9 +154,7 @@ ol.format.TextFeature.prototype.writeFeaturesText = goog.abstractMethod;
  */
 ol.format.TextFeature.prototype.writeGeometry = function(
     geometry, opt_options) {
-  return this.writeGeometryText(
-      geometry,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeGeometryText(geometry, this.adaptOptions(opt_options));
 };
 
 
diff --git a/src/ol/format/xmlfeatureformat.js b/src/ol/format/xmlfeatureformat.js
index 319de0c18d..3c61ee6574 100644
--- a/src/ol/format/xmlfeatureformat.js
+++ b/src/ol/format/xmlfeatureformat.js
@@ -199,9 +199,7 @@ ol.format.XMLFeature.prototype.readProjectionFromNode = goog.abstractMethod;
  * @inheritDoc
  */
 ol.format.XMLFeature.prototype.writeFeature = function(feature, opt_options) {
-  return this.writeFeatureNode(
-      feature,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeFeatureNode(feature, this.adaptOptions(opt_options));
 };
 
 
@@ -218,9 +216,7 @@ ol.format.XMLFeature.prototype.writeFeatureNode = goog.abstractMethod;
  * @inheritDoc
  */
 ol.format.XMLFeature.prototype.writeFeatures = function(features, opt_options) {
-  return this.writeFeaturesNode(
-      features,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeFeaturesNode(features, this.adaptOptions(opt_options));
 };
 
 
@@ -237,9 +233,7 @@ ol.format.XMLFeature.prototype.writeFeaturesNode = goog.abstractMethod;
  * @inheritDoc
  */
 ol.format.XMLFeature.prototype.writeGeometry = function(geometry, opt_options) {
-  return this.writeGeometryNode(
-      geometry,
-      this.adaptOptionsWithDefaultDataProjection(opt_options));
+  return this.writeGeometryNode(geometry, this.adaptOptions(opt_options));
 };