diff --git a/Gemfile.lock b/Gemfile.lock
index 8c84a48..e649bf5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,8 +7,8 @@ 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 (1.27.3)
       httpclient (~> 2.8, >= 2.8.3)
       json (>= 1.5.1)
@@ -195,7 +195,7 @@ GEM
     netrc (0.11.0)
     os (1.1.0)
     plist (3.5.0)
-    public_suffix (4.0.5)
+    public_suffix (5.0.0)
     pusher-client (0.6.2)
       json
       websocket (~> 1.0)