diff --git a/.travis.yml b/.travis.yml
index c851f345..7c497907 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,6 @@ before_install:
   - git fetch origin master:master
   - git fetch origin v2.0.0:v2.0.0
   - sudo apt-get install libicu-dev -y
-  - gem update --system 2.1.11
 before_script:
   - bundle exec rake samples
 rvm: