diff --git a/Gemfile.lock b/Gemfile.lock
index 2cd26c0..5b2601f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,7 +84,7 @@ GEM
     thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.8)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
 
 PLATFORMS