diff --git a/lib/yeoman/templates/Gemfile.lock b/lib/yeoman/templates/Gemfile.lock
index 80244860..f859a8f3 100644
--- a/lib/yeoman/templates/Gemfile.lock
+++ b/lib/yeoman/templates/Gemfile.lock
@@ -8,7 +8,9 @@ GEM
       sshkit (~> 1.3)
     colored (1.2)
     colorize (0.7.3)
-    i18n (0.6.9)
+    concurrent-ruby (1.1.10)
+    i18n (1.10.0)
+      concurrent-ruby (~> 1.0)
     inquirer.rb (0.0.9)
       rainbow (~> 2.1)
     launchy (2.4.3)