diff --git a/Gemfile.lock b/Gemfile.lock
index 390eab07..a2b356f5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -415,7 +415,7 @@ GEM
     turnip (1.1.0)
       gherkin (>= 2.5)
       rspec (~> 2.0)
-    tzinfo (0.3.41)
+    tzinfo (0.3.61)
     uglifier (2.1.2)
       execjs (>= 0.3.0)
       multi_json (~> 1.0, >= 1.0.2)