"How-to use" modified adding chmod

gonzalo · gonzalo · commit 79354221e8c9 · 2014-09-18T09:41:14.000+02:00
diff --git a/README.md b/README.md
@@ -17,6 +17,7 @@ How-to use
 Just be sure you are connected to the Internet and run it as:
 
 ```
+$ chmod +x gphoto2-updater.sh
 $ sudo ./gphoto2-updater.sh
 ```
 
