diff --git a/.travis.yml b/.travis.yml
index c334b7edf5c67..264316d7256e0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,6 +10,9 @@ dart_task:
   - dartanalyzer
   - dartfmt
 
+branches:
+  only: [master]
+
 matrix:
   # Only run dartfmt checks with stable.
   exclude: