diff --git a/Gemfile.lock b/Gemfile.lock
index 05d19f7..3dff58d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.3.6)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     autoparse (0.3.3)
       addressable (>= 2.3.1)
       extlib (>= 0.9.15)
@@ -26,6 +27,7 @@ GEM
       addressable (~> 2.3)
     multi_json (1.10.1)
     multipart-post (2.0.0)
+    public_suffix (4.0.6)
     retriable (1.4.1)
     rspec (2.14.1)
       rspec-core (~> 2.14.0)