diff --git a/src/ol/geom/multilinestring.js b/src/ol/geom/multilinestring.js
index b2b92830a6..138d233cb0 100644
--- a/src/ol/geom/multilinestring.js
+++ b/src/ol/geom/multilinestring.js
@@ -22,7 +22,7 @@ goog.require('ol.geom.flat.simplify');
  * @extends {ol.geom.SimpleGeometry}
  * @param {ol.geom.RawMultiLineString} coordinates Coordinates.
  * @param {ol.geom.GeometryLayout=} opt_layout Layout.
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString = function(coordinates, opt_layout) {
 
@@ -55,7 +55,7 @@ goog.inherits(ol.geom.MultiLineString, ol.geom.SimpleGeometry);
 
 /**
  * @param {ol.geom.LineString} lineString LineString.
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString.prototype.appendLineString = function(lineString) {
   goog.asserts.assert(lineString.getLayout() == this.layout);
@@ -72,7 +72,7 @@ ol.geom.MultiLineString.prototype.appendLineString = function(lineString) {
 
 /**
  * @inheritDoc
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString.prototype.clone = function() {
   var multiLineString = new ol.geom.MultiLineString(null);
@@ -122,7 +122,7 @@ ol.geom.MultiLineString.prototype.closestPointXY =
  * @param {boolean=} opt_extrapolate Extrapolate.
  * @param {boolean=} opt_interpolate Interpolate.
  * @return {ol.Coordinate} Coordinate.
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString.prototype.getCoordinateAtM =
     function(m, opt_extrapolate, opt_interpolate) {
@@ -140,7 +140,7 @@ ol.geom.MultiLineString.prototype.getCoordinateAtM =
 
 /**
  * @return {ol.geom.RawMultiLineString} Coordinates.
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString.prototype.getCoordinates = function() {
   return ol.geom.flat.inflate.coordinatess(
@@ -159,7 +159,7 @@ ol.geom.MultiLineString.prototype.getEnds = function() {
 /**
  * @param {number} index Index.
  * @return {ol.geom.LineString} LineString.
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString.prototype.getLineString = function(index) {
   goog.asserts.assert(0 <= index && index < this.ends_.length);
@@ -175,7 +175,7 @@ ol.geom.MultiLineString.prototype.getLineString = function(index) {
 
 /**
  * @return {Array.<ol.geom.LineString>} LineStrings.
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString.prototype.getLineStrings = function() {
   var flatCoordinates = this.flatCoordinates;
@@ -236,7 +236,7 @@ ol.geom.MultiLineString.prototype.getSimplifiedGeometryInternal =
 
 /**
  * @inheritDoc
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString.prototype.getType = function() {
   return ol.geom.GeometryType.MULTI_LINE_STRING;
@@ -246,7 +246,7 @@ ol.geom.MultiLineString.prototype.getType = function() {
 /**
  * @param {ol.geom.RawMultiLineString} coordinates Coordinates.
  * @param {ol.geom.GeometryLayout=} opt_layout Layout.
- * @api
+ * @api stable
  */
 ol.geom.MultiLineString.prototype.setCoordinates =
     function(coordinates, opt_layout) {