diff --git a/.travis.yml b/.travis.yml
index a75cf6685d3..50f68a2c87f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ python:
   - 3.5
 install:
   # Validate requirements_all.txt on Python 3.5
-  - if [[ $TRAVIS_PYTHON_VERSION == '3.5' ]]; then python3 setup.py develop; script/gen_requirements_all.py validate; fi
+  - if [[ $TRAVIS_PYTHON_VERSION == '3.5' ]]; then python3 setup.py -q develop; script/gen_requirements_all.py validate; fi
   - script/bootstrap_server
 script:
   - script/cibuild