diff --git a/.travis.yml b/.travis.yml
index e9ff001672b88bd44b1b48921c314a5da20fbc6c..59966df2e01cbe6071d46a70bbf7e1839e9b581a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,8 @@ android:
     - tools
     - platform-tools
     - tools
+    - add-on
+    - extra
     # The BuildTools version used by your project
     - build-tools-26.0.1