diff --git a/Library/Homebrew/cmd/test-bot.rb b/Library/Homebrew/cmd/test-bot.rb
index e3da4ef798..53e2d815ac 100644
--- a/Library/Homebrew/cmd/test-bot.rb
+++ b/Library/Homebrew/cmd/test-bot.rb
@@ -862,6 +862,7 @@ module Homebrew
 
     if ENV["TRAVIS"]
       ARGV << "--verbose"
+      ARGV << "--ci-master" if ENV["TRAVIS_PULL_REQUEST"] == "false"
       ENV["HOMEBREW_VERBOSE_USING_DOTS"] = "1"
     end