diff --git a/Gemfile.lock b/Gemfile.lock
index 79727b3..1abafb3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,8 @@ GEM
     activesupport (3.2.11)
       i18n (~> 0.6)
       multi_json (~> 1.0)
-    addressable (2.3.2)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     crack (0.3.2)
     httparty (0.10.0)
       multi_json (~> 1.0)
@@ -20,6 +21,7 @@ GEM
     json (1.7.6)
     multi_json (1.5.0)
     multi_xml (0.5.2)
+    public_suffix (5.0.0)
     rake (10.0.3)
     shoulda (3.3.2)
       shoulda-context (~> 1.0.1)