Try to fix RubyGems bug for Travis CI

More info [here](ku1ik/rainbow#49).
AlexWayfer · Jan 25, 2017 · 3763851 · 3763851
1 parent 71baa44
commit 3763851
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/.travis.yml b/.travis.yml
@@ -1,8 +1,9 @@
 sudo: false
 language: ruby
 rvm:
-  - 2.1.0
+  - 2.1.10
   - 2.3.3
   - 2.4.0
+before_install: gem update --system --no-doc
 after_success:
   - bundle exec codeclimate-test-reporter