diff --git a/.travis.yml b/.travis.yml
index 7aa67b1..5629bdd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,7 +14,7 @@ before_script:
   - bower install
 script:
   - bundle exec jekyll build
-  - bundle exec htmlproofer --assume_extension ./www
+  - bundle exec htmlproofer --assume_extension ./www --disable-external
 deploy:
   provider: pages # https://docs.travis-ci.com/user/deployment/pages/
   skip-cleanup: true