diff --git a/.travis.yml b/.travis.yml
index 9af1d69b..0c199a61 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,7 +16,7 @@ before_install:
   # - docker run -d -v $PWD:/root/data -p 15441:15441 -p 127.0.0.1:43110:43110 zeronet
 install:
  - if [[ $TRAVIS_PYTHON_VERSION == 3.8-dev ]]; then pip install setuptools cffi 'cython>=0.28' git+git://github.com/gevent/gevent.git#egg=gevent; fi
- - pip install -r requirements.txt
+ - pip install -U -r requirements.txt
  - pip list
 before_script:
   - openssl version -a