diff --git a/chrome/content/zotero/xpcom/pdfWorker/manager.js b/chrome/content/zotero/xpcom/pdfWorker/manager.js
index 9bcbe3098e..3723c8b07d 100644
--- a/chrome/content/zotero/xpcom/pdfWorker/manager.js
+++ b/chrome/content/zotero/xpcom/pdfWorker/manager.js
@@ -24,8 +24,8 @@
 */
 
 const WORKER_URL = 'chrome://zotero/content/xpcom/pdfWorker/worker.js';
-const CMAPS_URL = 'resource://zotero/pdf-reader/cmaps/';
-const STANDARD_FONTS_URL = 'resource://zotero/pdf-reader/standard_fonts/';
+const CMAPS_URL = 'resource://zotero/pdf-reader/pdf/web/cmaps/';
+const STANDARD_FONTS_URL = 'resource://zotero/pdf-reader/pdf/web/standard_fonts/';
 const RENDERER_URL = 'resource://zotero/pdf-renderer/renderer.html';
 
 class PDFWorker {