diff --git a/Gemfile.lock b/Gemfile.lock
index 6becbdc..b152a04 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -212,7 +212,7 @@ GEM
     thor (0.19.1)
     thread_safe (0.3.5)
     tilt (1.4.1)
-    tins (1.3.5)
+    tins (1.5.1)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
     uglifier (2.7.1)