Update system gem

ku1ik/rainbow#48
hoshinotsuyoshi · Jan 22, 2017 · 2ca36fb · 2ca36fb
1 parent d0ba42d
commit 2ca36fb
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -7,6 +7,7 @@ before_install:
   - "if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then wget https://github.com/Medium/phantomjs/releases/download/v$PHANTOMJS_VERSION/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2 -O $PWD/travis_phantomjs/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2; fi"
   - "if [ $(phantomjs --version) != $PHANTOMJS_VERSION ]; then tar -xvf $PWD/travis_phantomjs/phantomjs-$PHANTOMJS_VERSION-linux-x86_64.tar.bz2 -C $PWD/travis_phantomjs; fi"
   - "phantomjs --version"
+  - "gem update --system"
 cache:
   directories:
     - "travis_phantomjs"