diff --git a/Gemfile.lock b/Gemfile.lock
index de17543..d0a28d6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -189,7 +189,7 @@ GEM
       sprockets (>= 3.0.0)
     thor (1.1.0)
     thread_safe (0.3.6)
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unicode-display_width (2.0.0)
     websocket-driver (0.6.5)