⚗️ try to fix SSL issue

2020-05-11 13:19:22 +02:00 · 2020-05-11 13:19:22 +02:00 · 8389c1961b
commit 8389c1961b
parent 19b21e61e5
1 changed files with 1 additions and 0 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -100,6 +100,7 @@ matrix:
        sources: ['ubuntu-toolchain-r-test']
        packages: ['g++-4.9', 'ninja-build']
    before_script:
+      - pip install --upgrade pip
      - pip install --user urllib3[secure]
      - pip install --user cpp-coveralls
    after_success: