diff --git a/.travis.yml b/.travis.yml
index 777db07b4..f86ffe2ef 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ before_install:
   - npm install -g npm
 script:
   - npm test
-  - "test $TRAVIS_NODE_VERSION != '0.12' || npm run test-browser"
+  - "test $TRAVIS_PULL_REQUEST != 'false' || test $TRAVIS_NODE_VERSION != '0.12' || npm run test-browser"
 env:
   global:
   - secure: L0dg0jr2fwkc2tPwP5svybILPBn2qdLzMrWc5tEXg3MPcy8D59Gvf+ri7INqo+ETPM20o5CsaDCH+LHUNS/V0G4VG1ajvsy7d8uh3hnb/K6VfVui/CjsHIqOcOZrbxVxgyX+iMXEXAj0+Syow9uDQHVhrz1qqad1n79likNCXa4=
diff --git a/README.md b/README.md
index e21767c78..48a5bf1eb 100644
--- a/README.md
+++ b/README.md
@@ -524,7 +524,7 @@ Then, you can run the test with:
 
 ### Browser tests
 
-Browser tests are not included in `npm test` as they run for too long, although they are runned automatically on Travis upon commit. Run browser tests locally in any browser:
+Browser tests are not included in `npm test` as they run for too long, although they are runned automatically on Travis when merged into master. Run browser tests locally in any browser:
 
     $ npm run test-browser-local