diff --git a/Gemfile.lock b/Gemfile.lock
index c3124fa45b..4615d91aac 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -222,7 +222,7 @@ GEM
     disposable (0.0.9)
       representable (~> 2.0)
       uber
-    domain_name (0.5.20160216)
+    domain_name (0.5.20160309)
       unf (>= 0.0.5, < 1.0.0)
     equalizer (0.0.11)
     equivalent-xml (0.5.1)