diff --git a/examples/mobile-viewer/README.md b/examples/mobile-viewer/README.md
index 767f915d4..520e1b38c 100644
--- a/examples/mobile-viewer/README.md
+++ b/examples/mobile-viewer/README.md
@@ -4,7 +4,7 @@ Example to demonstrate PDF.js library usage with a viewer optimized for mobile u
 
 ## Getting started
 
-Build PDF.js using `gulp dist` and run `gulp server` to start a web server.
+Build PDF.js using `gulp dist-install` and run `gulp server` to start a web server.
 You can then work with the mobile viewer at
 http://localhost:8888/examples/mobile-viewer/viewer.html.