Enable pip upgrade

diff --git a/.travis.yml b/.travis.yml
index 71bcdb7c82f9e681319c87b17338c94845e685fb..12822a3f90ebf8ebf517d0b6861176dc4481e494 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -33,6 +33,7 @@ before_deploy:
   - unset CFLAGS
   - sudo apt-get update -qy
   - sudo apt-get install -qy python3 python3-pip
+  - sudo python3 -m pip install --upgrade pip
   - sudo python3 -m pip install packagecore
   - packagecore -o dist/ "${TRAVIS_TAG#v}"
   - mv ../$REPO-${TRAVIS_TAG}.tar.gz dist/