diff --git a/Gemfile.lock b/Gemfile.lock
index 78be0f1d..9a8fdd0d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -54,7 +54,7 @@ GEM
     netrc (0.7.8)
     ruby-macho (0.2.6)
     thread_safe (0.3.6)
-    tzinfo (1.2.3)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     xcodeproj (1.4.2)
       CFPropertyList (~> 2.3.3)