update for RubyGems 3.0

puma · Dec 20, 2018 · c293386 · c293386
1 parent 2db6d4d
commit c293386
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -4,9 +4,9 @@ group: beta
 language: ruby
 cache: bundler
 before_install:
-  # https://github.com/travis-ci/travis-ci/issues/9383#issuecomment-377680108
-  # recent versions of RubyGems include bundler
-  - gem update --system
+  - gem update --system --conservative || (gem i "rubygems-update:~>2.7" --no-document && update_rubygems)
+  - gem update bundler --conservative
+  - ruby -v && gem --version && bundle version
 
 rvm:
   - 2.2.10