Use newest bundler in travis CI

dtaniwaki · Dec 28, 2015 · 58e15ff · 58e15ff
1 parent e043ede
commit 58e15ff
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -6,6 +6,9 @@ rvm:
   - 2.1
   - 2.2
 
+install:
+  - sh -c "gem install bundler"
+
 env:
   -
   - RACK_VERSION=1.1.0