diff --git a/Gemfile.lock b/Gemfile.lock
index fb4a2c3..5309526 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -53,7 +53,7 @@ GEM
     nap (1.1.0)
     netrc (0.7.8)
     thread_safe (0.3.6)
-    tzinfo (1.2.3)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     xcodeproj (1.4.4)
       CFPropertyList (~> 2.3.3)