diff --git a/src/ol/render/webgl/replaygroup.js b/src/ol/render/webgl/replaygroup.js
index 18a97e1e1f..2ba9f60fd9 100644
--- a/src/ol/render/webgl/replaygroup.js
+++ b/src/ol/render/webgl/replaygroup.js
@@ -2,6 +2,9 @@ goog.provide('ol.render.webgl.ReplayGroup');
 
 goog.require('ol');
 goog.require('ol.array');
+goog.require('ol.extent');
+goog.require('ol.obj');
+goog.require('ol.render.replay');
 goog.require('ol.render.ReplayGroup');
 goog.require('ol.render.webgl');
 goog.require('ol.render.webgl.CircleReplay');
diff --git a/src/ol/tilegrid/wmts.js b/src/ol/tilegrid/wmts.js
index 339c61bcd6..a1362fdb1e 100644
--- a/src/ol/tilegrid/wmts.js
+++ b/src/ol/tilegrid/wmts.js
@@ -1,6 +1,7 @@
 goog.provide('ol.tilegrid.WMTS');
 
 goog.require('ol');
+goog.require('ol.array');
 goog.require('ol.proj');
 goog.require('ol.tilegrid.TileGrid');