diff --git a/Gemfile.lock b/Gemfile.lock
index 82f82d495..991fc5d2d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -193,7 +193,7 @@ GEM
       nokogiri (>= 1.4.0)
       savon (>= 2.4.0)
     docile (1.1.5)
-    domain_name (0.5.20170223)
+    domain_name (0.5.20170404)
       unf (>= 0.0.5, < 1.0.0)
     equalizer (0.0.11)
     erubis (2.7.0)
@@ -365,7 +365,6 @@ GEM
       method_source (~> 0.8.1)
       slop (~> 3.4)
     public_suffix (2.0.5)
-    puma (3.8.2)
     que (0.10.0)
     que-web (0.4.0)
       erubis