diff --git a/Gemfile.lock b/Gemfile.lock
index 5876c21..aca0750 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -117,8 +117,8 @@ GEM
       sprockets (>= 3.0.0)
     sqlite3 (1.3.12)
     thor (0.19.4)
-    thread_safe (0.3.5)
-    tzinfo (1.2.2)
+    thread_safe (0.3.6)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
 
 PLATFORMS