diff --git a/src/ol/geom/sharedvertices.js b/src/ol/geom/sharedvertices.js
index e6c432997b..b2b728c49c 100644
--- a/src/ol/geom/sharedvertices.js
+++ b/src/ol/geom/sharedvertices.js
@@ -3,6 +3,7 @@ goog.provide('ol.geom.SharedVertices');
 goog.require('goog.asserts');
 goog.require('ol.Coordinate');
 goog.require('ol.CoordinateArray');
+goog.require('ol.geom'); // TODO: remove this when #958 is addressed
 
 
 /**