diff --git a/src/ol/source/vectorsource.exports b/src/ol/source/vectorsource.exports
index 2934f113ae..6117cb3ec8 100644
--- a/src/ol/source/vectorsource.exports
+++ b/src/ol/source/vectorsource.exports
@@ -2,6 +2,7 @@
 @exportProperty ol.source.Vector.prototype.addFeature
 @exportProperty ol.source.Vector.prototype.addFeatures
 @exportProperty ol.source.Vector.prototype.getClosestFeatureToCoordinate
+@exportProperty ol.source.Vector.prototype.getExtent
 @exportProperty ol.source.Vector.prototype.forEachFeature
 @exportProperty ol.source.Vector.prototype.forEachFeatureInExtent
 @exportProperty ol.source.Vector.prototype.getAllFeatures