diff --git a/src/ol/attribution.js b/src/ol/attribution.js
index 9f069828c6..8a449b1a20 100644
--- a/src/ol/attribution.js
+++ b/src/ol/attribution.js
@@ -1,6 +1,5 @@
 goog.provide('ol.Attribution');
 
-goog.require('goog.asserts');
 goog.require('goog.math');
 goog.require('ol.TileRange');
 
diff --git a/src/ol/format/gml/gml2format.js b/src/ol/format/gml/gml2format.js
index ff9f46238f..73ec528e1a 100644
--- a/src/ol/format/gml/gml2format.js
+++ b/src/ol/format/gml/gml2format.js
@@ -3,7 +3,6 @@ goog.provide('ol.format.GML2');
 goog.require('goog.asserts');
 goog.require('goog.dom.NodeType');
 goog.require('ol.extent');
-goog.require('ol.format.GML');
 goog.require('ol.format.GMLBase');
 goog.require('ol.format.XSD');
 goog.require('ol.proj');
diff --git a/src/ol/format/wmsgetfeatureinfoformat.js b/src/ol/format/wmsgetfeatureinfoformat.js
index 8441ea2526..10f8fbaac8 100644
--- a/src/ol/format/wmsgetfeatureinfoformat.js
+++ b/src/ol/format/wmsgetfeatureinfoformat.js
@@ -5,7 +5,6 @@ goog.require('goog.asserts');
 goog.require('goog.dom.NodeType');
 goog.require('goog.object');
 goog.require('goog.string');
-goog.require('ol.format.GML');
 goog.require('ol.format.GML2');
 goog.require('ol.format.XMLFeature');
 goog.require('ol.xml');
diff --git a/src/ol/interaction/drawinteraction.js b/src/ol/interaction/drawinteraction.js
index c2d312aecf..2c4c8896a4 100644
--- a/src/ol/interaction/drawinteraction.js
+++ b/src/ol/interaction/drawinteraction.js
@@ -28,7 +28,6 @@ goog.require('ol.interaction.InteractionProperty');
 goog.require('ol.interaction.Pointer');
 goog.require('ol.layer.Vector');
 goog.require('ol.source.Vector');
-goog.require('ol.style.Style');
 
 
 /**
diff --git a/src/ol/interaction/modifyinteraction.js b/src/ol/interaction/modifyinteraction.js
index d030c4874f..463e4da8da 100644
--- a/src/ol/interaction/modifyinteraction.js
+++ b/src/ol/interaction/modifyinteraction.js
@@ -24,7 +24,6 @@ goog.require('ol.interaction.Pointer');
 goog.require('ol.layer.Vector');
 goog.require('ol.source.Vector');
 goog.require('ol.structs.RBush');
-goog.require('ol.style.Style');
 
 
 /**
diff --git a/src/ol/interaction/selectinteraction.js b/src/ol/interaction/selectinteraction.js
index 293e5954a0..638f3ad4dc 100644
--- a/src/ol/interaction/selectinteraction.js
+++ b/src/ol/interaction/selectinteraction.js
@@ -13,7 +13,6 @@ goog.require('ol.geom.GeometryType');
 goog.require('ol.interaction.Interaction');
 goog.require('ol.layer.Vector');
 goog.require('ol.source.Vector');
-goog.require('ol.style.Style');
 
 
 /**
diff --git a/src/ol/layer/layerbase.js b/src/ol/layer/layerbase.js
index 3211763cb8..f3bd14e2c4 100644
--- a/src/ol/layer/layerbase.js
+++ b/src/ol/layer/layerbase.js
@@ -2,7 +2,6 @@ goog.provide('ol.layer.Base');
 goog.provide('ol.layer.LayerProperty');
 goog.provide('ol.layer.LayerState');
 
-goog.require('goog.events');
 goog.require('goog.math');
 goog.require('goog.object');
 goog.require('ol.Object');
diff --git a/src/ol/pointer/nativesource.js b/src/ol/pointer/nativesource.js
index 4509064e8e..8fa61c118e 100644
--- a/src/ol/pointer/nativesource.js
+++ b/src/ol/pointer/nativesource.js
@@ -30,7 +30,6 @@
 
 goog.provide('ol.pointer.NativeSource');
 
-goog.require('goog.object');
 goog.require('ol.pointer.EventSource');
 
 
diff --git a/src/ol/pointer/pointereventhandler.js b/src/ol/pointer/pointereventhandler.js
index 80a972917d..bbe7d85cf2 100644
--- a/src/ol/pointer/pointereventhandler.js
+++ b/src/ol/pointer/pointereventhandler.js
@@ -34,7 +34,6 @@ goog.require('goog.array');
 goog.require('goog.dom');
 goog.require('goog.events');
 goog.require('goog.events.BrowserEvent');
-goog.require('goog.events.Event');
 goog.require('goog.events.EventTarget');
 
 goog.require('ol.has');
diff --git a/src/ol/render/webgl/webglreplay.js b/src/ol/render/webgl/webglreplay.js
index 30c1aff122..1571b9a0ca 100644
--- a/src/ol/render/webgl/webglreplay.js
+++ b/src/ol/render/webgl/webglreplay.js
@@ -1,7 +1,6 @@
 goog.provide('ol.render.webgl.ImageReplay');
 goog.provide('ol.render.webgl.ReplayGroup');
 
-goog.require('goog.array');
 goog.require('goog.asserts');
 goog.require('goog.functions');
 goog.require('goog.object');
diff --git a/src/ol/renderer/webgl/webglmaprenderer.js b/src/ol/renderer/webgl/webglmaprenderer.js
index 74958ddb29..5dd63e3d3b 100644
--- a/src/ol/renderer/webgl/webglmaprenderer.js
+++ b/src/ol/renderer/webgl/webglmaprenderer.js
@@ -2,7 +2,6 @@
 
 goog.provide('ol.renderer.webgl.Map');
 
-goog.require('goog.array');
 goog.require('goog.asserts');
 goog.require('goog.dom');
 goog.require('goog.dom.TagName');
diff --git a/src/ol/source/source.js b/src/ol/source/source.js
index 69a5d25019..665bc59fa1 100644
--- a/src/ol/source/source.js
+++ b/src/ol/source/source.js
@@ -1,7 +1,6 @@
 goog.provide('ol.source.Source');
 goog.provide('ol.source.State');
 
-goog.require('goog.events.EventType');
 goog.require('ol.Attribution');
 goog.require('ol.Object');
 goog.require('ol.proj');
diff --git a/src/ol/source/xyzsource.js b/src/ol/source/xyzsource.js
index 993f001cb9..6a92434c0e 100644
--- a/src/ol/source/xyzsource.js
+++ b/src/ol/source/xyzsource.js
@@ -1,6 +1,5 @@
 goog.provide('ol.source.XYZ');
 
-goog.require('ol.Attribution');
 goog.require('ol.TileUrlFunction');
 goog.require('ol.source.TileImage');
 
diff --git a/src/ol/view.js b/src/ol/view.js
index 542de34d26..12f79b01e5 100644
--- a/src/ol/view.js
+++ b/src/ol/view.js
@@ -2,7 +2,6 @@ goog.provide('ol.View');
 goog.provide('ol.ViewHint');
 goog.provide('ol.ViewProperty');
 
-goog.require('goog.array');
 goog.require('goog.asserts');
 goog.require('ol');
 goog.require('ol.CenterConstraint');
diff --git a/src/ol/webgl/buffer.js b/src/ol/webgl/buffer.js
index a39194ccf6..422ca62f6f 100644
--- a/src/ol/webgl/buffer.js
+++ b/src/ol/webgl/buffer.js
@@ -1,6 +1,5 @@
 goog.provide('ol.webgl.Buffer');
 
-goog.require('goog.array');
 goog.require('goog.webgl');
 goog.require('ol');