diff --git a/.travis.yml b/.travis.yml
index 0c199a61..2f922755 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,12 +11,12 @@ services:
 cache: pip
 before_install:
   - pip install --upgrade pip wheel
-  - pip install codecov coveralls flake8 mock pytest pytest-cov selenium
+  - pip install --upgrade codecov coveralls flake8 mock pytest pytest-cov selenium
   # - docker build -t zeronet .
   # - 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 -U -r requirements.txt
+ - if [[ $TRAVIS_PYTHON_VERSION == 3.8-dev ]]; then pip install --upgrade setuptools cffi 'cython>=0.28' git+git://github.com/gevent/gevent.git#egg=gevent; fi
+ - pip install --upgrade -r requirements.txt
  - pip list
 before_script:
   - openssl version -a