diff --git a/Gemfile.lock b/Gemfile.lock
index 20c77d36f..a5cfe6537 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -104,7 +104,7 @@ GEM
     database_cleaner (1.5.3)
     diff-lcs (1.2.5)
     docile (1.1.5)
-    domain_name (0.5.20160615)
+    domain_name (0.5.20160826)
       unf (>= 0.0.5, < 1.0.0)
     dotenv (2.1.1)
     dotenv-rails (2.1.1)