diff --git a/bower.json b/bower.json
index fd115ef43..5cc9735b8 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.1.370",
+  "version": "1.1.373",
   "main": [
     "build/pdf.js",
     "build/pdf.worker.js"
diff --git a/build/pdf.combined.js b/build/pdf.combined.js
index f9c4edfd8..d51436543 100644
--- a/build/pdf.combined.js
+++ b/build/pdf.combined.js
@@ -22,8 +22,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.1.370';
-PDFJS.build = '47aec95';
+PDFJS.version = '1.1.373';
+PDFJS.build = 'de979f1';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/build/pdf.js b/build/pdf.js
index 0cd77412b..6276c5fce 100644
--- a/build/pdf.js
+++ b/build/pdf.js
@@ -22,8 +22,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.1.370';
-PDFJS.build = '47aec95';
+PDFJS.version = '1.1.373';
+PDFJS.build = 'de979f1';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/build/pdf.worker.js b/build/pdf.worker.js
index 285f3284e..5bf9a3d05 100644
--- a/build/pdf.worker.js
+++ b/build/pdf.worker.js
@@ -22,8 +22,8 @@ if (typeof PDFJS === 'undefined') {
   (typeof window !== 'undefined' ? window : this).PDFJS = {};
 }
 
-PDFJS.version = '1.1.370';
-PDFJS.build = '47aec95';
+PDFJS.version = '1.1.373';
+PDFJS.build = 'de979f1';
 
 (function pdfjsWrapper() {
   // Use strict in our context only - users might not want it
diff --git a/package.json b/package.json
index ac24cb1aa..4d97a4d6f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "1.1.370",
+  "version": "1.1.373",
   "description": "Generic build of Mozilla's PDF.js library.",
   "keywords": [
     "Mozilla",
diff --git a/web/pdf_viewer.js b/web/pdf_viewer.js
index a0753f114..8100fd4fb 100644
--- a/web/pdf_viewer.js
+++ b/web/pdf_viewer.js
@@ -632,13 +632,11 @@ var PDFLinkService = (function () {
           this.page = pageNumber; // simple page
         }
         if ('pagemode' in params) {
-          if (params.pagemode === 'thumbs' || params.pagemode === 'bookmarks' ||
-              params.pagemode === 'attachments') {
-            this.switchSidebarView((params.pagemode === 'bookmarks' ?
-                                   'outline' : params.pagemode), true);
-          } else if (params.pagemode === 'none' && this.sidebarOpen) {
-            document.getElementById('sidebarToggle').click();
-          }
+          var event = document.createEvent('CustomEvent');
+          event.initCustomEvent('pagemode', true, true, {
+            mode: params.pagemode,
+          });
+          this.pdfViewer.container.dispatchEvent(event);
         }
       } else if (/^\d+$/.test(hash)) { // page number
         this.page = hash;