diff --git a/Gemfile.lock b/Gemfile.lock
index c1a72f9..319cd5f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -17,8 +17,8 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     algoliasearch (1.27.4)
       httpclient (~> 2.8, >= 2.8.3)
       json (>= 1.5.1)
@@ -141,7 +141,7 @@ GEM
     pry-rescue (1.5.1)
       interception (>= 0.5)
       pry (>= 0.12.0)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     rainbow (3.0.0)
     rake (10.5.0)
     rchardet (1.8.0)