diff --git a/Gemfile.lock b/Gemfile.lock
index cd41359..7da34b8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -25,7 +25,7 @@ GEM
       multi_json (~> 1.3)
       thread_safe (~> 0.1)
       tzinfo (~> 0.3.37)
-    addressable (2.7.0)
+    addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     ansi (1.5.0)
     arel (4.0.2)
@@ -123,7 +123,7 @@ GEM
       activerecord (>= 3.0, < 5.0)
       activesupport (>= 3.0, < 5.0)
     pg (0.18.2)
-    public_suffix (4.0.1)
+    public_suffix (4.0.6)
     rack (1.5.5)
     rack-test (0.6.3)
       rack (>= 1.0)