diff --git a/bower.json b/bower.json
index d4e21d51d..186ba5d31 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.1.316",
+  "version": "1.1.320",
   "main": [
     "build/pdf.js",
     "build/pdf.worker.js"
diff --git a/build/pdf.combined.js b/build/pdf.combined.js
index fde747769..9cbe25dda 100644
--- a/build/pdf.combined.js
+++ b/build/pdf.combined.js
@@ -22,33 +22,14 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.1.316';
-PDFJS.build = 'dbd2ef0';
+PDFJS.version = '1.1.320';
+PDFJS.build = 'a58393f';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
   'use strict';
 
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
-/* Copyright 2012 Mozilla Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/* globals Cmd, ColorSpace, Dict, MozBlobBuilder, Name, PDFJS, Ref, URL,
-           Promise */
 
-'use strict';
 
 var globalScope = (typeof window === 'undefined') ? this : window;
 
@@ -45854,30 +45835,6 @@ var bidi = PDFJS.bidi = (function bidiClosure() {
   return bidi;
 })();
 
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
-
-/* Copyright 2014 Opera Software ASA
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- *
- * Based on https://code.google.com/p/smhasher/wiki/MurmurHash3.
- * Hashes roughly 100 KB per millisecond on i7 3.4 GHz.
- */
-/* globals Uint32ArrayView */
-
-'use strict';
 
 var MurmurHash3_64 = (function MurmurHash3_64Closure (seed) {
   // Workaround for missing math precison in JS.
diff --git a/build/pdf.js b/build/pdf.js
index a906932d4..ca2dcb4c9 100644
--- a/build/pdf.js
+++ b/build/pdf.js
@@ -22,33 +22,14 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.1.316';
-PDFJS.build = 'dbd2ef0';
+PDFJS.version = '1.1.320';
+PDFJS.build = 'a58393f';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
   'use strict';
 
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
-/* Copyright 2012 Mozilla Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/* globals Cmd, ColorSpace, Dict, MozBlobBuilder, Name, PDFJS, Ref, URL,
-           Promise */
 
-'use strict';
 
 var globalScope = (typeof window === 'undefined') ? this : window;
 
diff --git a/build/pdf.worker.js b/build/pdf.worker.js
index b78f25b56..2b5fbc163 100644
--- a/build/pdf.worker.js
+++ b/build/pdf.worker.js
@@ -22,33 +22,14 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.1.316';
-PDFJS.build = 'dbd2ef0';
+PDFJS.version = '1.1.320';
+PDFJS.build = 'a58393f';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
   'use strict';
 
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
-/* Copyright 2012 Mozilla Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/* globals Cmd, ColorSpace, Dict, MozBlobBuilder, Name, PDFJS, Ref, URL,
-           Promise */
 
-'use strict';
 
 var globalScope = (typeof window === 'undefined') ? this : window;
 
@@ -39450,30 +39431,6 @@ var bidi = PDFJS.bidi = (function bidiClosure() {
   return bidi;
 })();
 
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
-
-/* Copyright 2014 Opera Software ASA
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- *
- * Based on https://code.google.com/p/smhasher/wiki/MurmurHash3.
- * Hashes roughly 100 KB per millisecond on i7 3.4 GHz.
- */
-/* globals Uint32ArrayView */
-
-'use strict';
 
 var MurmurHash3_64 = (function MurmurHash3_64Closure (seed) {
   // Workaround for missing math precison in JS.
diff --git a/package.json b/package.json
index 2dc13a0be..abf0f0e67 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.1.316",
+  "version": "1.1.320",
   "description": "Generic build of Mozilla's PDF.js library.",
   "keywords": [
     "Mozilla",