diff --git a/src/ol/source/tileimage.js b/src/ol/source/tileimage.js
index d9f7d72c3d..a5c6ff44cf 100644
--- a/src/ol/source/tileimage.js
+++ b/src/ol/source/tileimage.js
@@ -1,5 +1,6 @@
 goog.provide('ol.source.TileImage');
 
+goog.require('ol');
 goog.require('ol.ImageTile');
 goog.require('ol.TileCache');
 goog.require('ol.TileState');
diff --git a/src/ol/source/wmts.js b/src/ol/source/wmts.js
index 61c3fa8cd5..a2e5a60e70 100644
--- a/src/ol/source/wmts.js
+++ b/src/ol/source/wmts.js
@@ -1,6 +1,7 @@
 goog.provide('ol.source.WMTS');
 goog.provide('ol.source.WMTSRequestEncoding');
 
+goog.require('ol');
 goog.require('ol.TileUrlFunction');
 goog.require('ol.array');
 goog.require('ol.extent');
diff --git a/src/ol/structs/lrucache.js b/src/ol/structs/lrucache.js
index 1614780f2b..39e9f1a1d8 100644
--- a/src/ol/structs/lrucache.js
+++ b/src/ol/structs/lrucache.js
@@ -1,5 +1,6 @@
 goog.provide('ol.structs.LRUCache');
 
+goog.require('ol.asserts');
 goog.require('ol.obj');
 
 
diff --git a/src/ol/structs/rbush.js b/src/ol/structs/rbush.js
index 0d3c56f244..78d4459c84 100644
--- a/src/ol/structs/rbush.js
+++ b/src/ol/structs/rbush.js
@@ -1,5 +1,6 @@
 goog.provide('ol.structs.RBush');
 
+goog.require('ol');
 goog.require('ol.ext.rbush');
 goog.require('ol.extent');
 goog.require('ol.obj');
diff --git a/src/ol/style/icon.js b/src/ol/style/icon.js
index e1088b6892..f8f95ce751 100644
--- a/src/ol/style/icon.js
+++ b/src/ol/style/icon.js
@@ -4,9 +4,11 @@ goog.provide('ol.style.IconOrigin');
 goog.provide('ol.style.iconImageCache');
 
 goog.require('ol');
+goog.require('ol.asserts');
+goog.require('ol.color');
 goog.require('ol.events');
 goog.require('ol.events.EventType');
-goog.require('ol.color');
+goog.require('ol.style.IconImage');
 goog.require('ol.style.Image');
 goog.require('ol.style.ImageState');
 
diff --git a/src/ol/tilegrid/index.js b/src/ol/tilegrid/index.js
index ac643dd884..74c21dbfa1 100644
--- a/src/ol/tilegrid/index.js
+++ b/src/ol/tilegrid/index.js
@@ -1,5 +1,7 @@
 goog.provide('ol.tilegrid');
 
+goog.require('ol');
+goog.require('ol.size');
 goog.require('ol.extent');
 goog.require('ol.extent.Corner');
 goog.require('ol.obj');
diff --git a/src/ol/tilegrid/tilegrid.js b/src/ol/tilegrid/tilegrid.js
index f66b0ece9d..8b7f8309cd 100644
--- a/src/ol/tilegrid/tilegrid.js
+++ b/src/ol/tilegrid/tilegrid.js
@@ -1,6 +1,7 @@
 goog.provide('ol.tilegrid.TileGrid');
 
 goog.require('ol');
+goog.require('ol.asserts');
 goog.require('ol.TileRange');
 goog.require('ol.array');
 goog.require('ol.extent');
diff --git a/src/ol/tilequeue.js b/src/ol/tilequeue.js
index e273804eab..5590672411 100644
--- a/src/ol/tilequeue.js
+++ b/src/ol/tilequeue.js
@@ -1,5 +1,6 @@
 goog.provide('ol.TileQueue');
 
+goog.require('ol');
 goog.require('ol.events');
 goog.require('ol.events.EventType');
 goog.require('ol.TileState');
diff --git a/src/ol/tilerange.js b/src/ol/tilerange.js
index 9575b6495a..546a74d8ba 100644
--- a/src/ol/tilerange.js
+++ b/src/ol/tilerange.js
@@ -1,5 +1,7 @@
 goog.provide('ol.TileRange');
 
+goog.require('ol.asserts');
+
 
 /**
  * A representation of a contiguous block of tiles.  A tile range is specified
diff --git a/src/ol/tileurlfunction.js b/src/ol/tileurlfunction.js
index cbaa718fab..af6415227f 100644
--- a/src/ol/tileurlfunction.js
+++ b/src/ol/tileurlfunction.js
@@ -1,5 +1,6 @@
 goog.provide('ol.TileUrlFunction');
 
+goog.require('ol.asserts');
 goog.require('ol.math');
 goog.require('ol.tilecoord');
 
diff --git a/src/ol/transform.js b/src/ol/transform.js
index 5bf0e9030d..356aae0392 100644
--- a/src/ol/transform.js
+++ b/src/ol/transform.js
@@ -1,5 +1,8 @@
 goog.provide('ol.transform');
 
+goog.require('ol.asserts');
+
+
 /**
  * Collection of affine 2d transformation functions. The functions work on an
  * array of 6 elements. The element order is compatible with the [SVGMatrix
diff --git a/src/ol/vectortile.js b/src/ol/vectortile.js
index 2e8d9f3b6d..a50ad80221 100644
--- a/src/ol/vectortile.js
+++ b/src/ol/vectortile.js
@@ -1,5 +1,6 @@
 goog.provide('ol.VectorTile');
 
+goog.require('ol');
 goog.require('ol.Tile');
 goog.require('ol.TileState');
 goog.require('ol.dom');