diff --git a/Gemfile.lock b/Gemfile.lock
index 96e7560..e9eb8be 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -192,7 +192,7 @@ GEM
       faraday (~> 0.8)
       multi_json (~> 1.3)
       simple_oauth (~> 0.1.6)
-    tzinfo (0.3.35)
+    tzinfo (0.3.61)
     uglifier (1.3.0)
       execjs (>= 0.3.0)
       multi_json (~> 1.0, >= 1.0.2)