diff --git a/.travis.yml b/.travis.yml
index cb01fd9524476fabbb8a05564f112ad88bbf7d24..e11c02c5767b0246aa873207af31c4abb503de60 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,5 +3,6 @@ android:
   components:
     - platform-tools
     - tools
+    - build-tools-21.1.2
     - build-tools-19.1.0
-    - android-19
+    - android-21