diff --git a/extensions/chrome/insertviewer.js b/extensions/chrome/insertviewer.js
index 574324982..6d39a1c31 100644
--- a/extensions/chrome/insertviewer.js
+++ b/extensions/chrome/insertviewer.js
@@ -108,9 +108,9 @@ function renderPDF(url) {
   var script = document.createElement('script');
   script.textContent =
   '(function(args) {' +
+  '  PDFJS.imageResourcesPath = args.BASE_URL + PDFJS.imageResourcesPath;' +
   '  PDFJS.workerSrc = args.BASE_URL + PDFJS.workerSrc;' +
   '  window.DEFAULT_URL = args.pdf_url;' +
-  '  window.IMAGE_DIR = args.BASE_URL + window.IMAGE_DIR;' +
   '})(' + JSON.stringify(args) + ');';
   document.head.appendChild(script);
 
diff --git a/src/annotation.js b/src/annotation.js
index a757f531f..3e747f039 100644
--- a/src/annotation.js
+++ b/src/annotation.js
@@ -552,7 +552,6 @@ var TextAnnotation = (function TextAnnotationClosure() {
   }
 
   var ANNOT_MIN_SIZE = 10;
-  var IMAGE_DIR = './images/';
 
   Util.inherit(TextAnnotation, Annotation, {
 
@@ -593,7 +592,7 @@ var TextAnnotation = (function TextAnnotationClosure() {
       image.style.width = container.style.width;
       image.style.height = container.style.height;
       var iconName = item.name;
-      image.src = IMAGE_DIR + 'annotation-' +
+      image.src = PDFJS.imageResourcesPath + 'annotation-' +
         iconName.toLowerCase() + '.svg';
       image.alt = '[{{type}} Annotation]';
       image.dataset.l10nId = 'text_annotation_type';
diff --git a/web/viewer.js b/web/viewer.js
index 934f8e58c..9ac2f5a95 100644
--- a/web/viewer.js
+++ b/web/viewer.js
@@ -46,6 +46,7 @@ var FindStates = {
   FIND_PENDING: 3
 };
 
+PDFJS.imageResourcesPath = './images/';
 //#if (FIREFOX || MOZCENTRAL || B2G || GENERIC || CHROME)
 //PDFJS.workerSrc = '../build/pdf.js';
 //#endif