diff --git a/Gemfile.lock b/Gemfile.lock
index 8b0298b..ba33752 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,7 +20,8 @@ GEM
       capistrano (~> 3.1, >= 3.1.0)
     coderay (1.1.1)
     concurrent-ruby (1.1.5)
-    i18n (0.7.0)
+    i18n (1.10.0)
+      concurrent-ruby (~> 1.0)
     kgio (2.11.3)
     marky_markov (0.3.5)
       msgpack