diff --git a/.gitignore b/.gitignore
index 86eb59537..bddd49ae7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -37,4 +37,5 @@ Thumbs.db
 # JRE error dumps
 hs_err_*.log
 
-.externalNativeBuild/
\ No newline at end of file
+# NDK related
+.externalNativeBuild/
diff --git a/README.md b/README.md
index 564a31893..bbfa21050 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # Twidere for Android #
 
 [![Android Arsenal](https://img.shields.io/badge/Android%20Arsenal-Twidere-brightgreen.svg?style=flat)](http://android-arsenal.com/details/3/2453)
-[![Travis status](https://api.travis-ci.org/TwidereProject/Twidere-Android.png)](https://travis-ci.org/TwidereProject/Twidere-Android/)
+[![Travis status](https://img.shields.io/travis/TwidereProject/Twidere-Android.svg)](https://travis-ci.org/TwidereProject/Twidere-Android/)
 [![Crowdin](https://d322cqt584bo4o.cloudfront.net/twidere/localized.svg)](https://crowdin.com/project/twidere)
 
 Material Design ready and feature rich Twitter app for Android 4.0+