diff --git a/.travis.yml b/.travis.yml
index 14d835e70f..9fccba708b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -76,7 +76,7 @@ matrix:
 
 before_install:
   - echo "MAVEN_OPTS='-Xms1024M -Xmx2048M -XX:MaxPermSize=1024m -XX:-UseGCOverheadLimit'" >> ~/.mavenrc
-  - ./testing/install_external_dependencies.sh
+  - ./testing/install_external_dependencies.sh > /dev/null 2>&1
   - ls -la .spark-dist ${HOME}/.m2/repository/.cache/maven-download-plugin || true
   - ls .node_modules && cp -r .node_modules zeppelin-web/node_modules || echo "node_modules are not cached"
   - "/sbin/start-stop-daemon --start --quiet --pidfile /tmp/custom_xvfb_99.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :99 -ac -screen 0 1600x1024x16"