diff --git a/extensions/b2g/viewer.js b/extensions/b2g/viewer.js
index 795117410..76f1a55b6 100644
--- a/extensions/b2g/viewer.js
+++ b/extensions/b2g/viewer.js
@@ -17,8 +17,8 @@
 
 PDFJS.useOnlyCssZoom = true;
 PDFJS.disableTextLayer = true;
-PDFJS.workerSrc = './bower_components/pdfjs_dist/build/pdf.worker.js';
-PDFJS.cMapUrl = './bower_components/pdfjs_dist/cmaps/';
+PDFJS.workerSrc = './bower_components/pdfjs-dist/build/pdf.worker.js';
+PDFJS.cMapUrl = './bower_components/pdfjs-dist/cmaps/';
 PDFJS.cMapPacked = true;
 
 var DEFAULT_SCALE_DELTA = 1.1;