diff --git a/Gemfile.lock b/Gemfile.lock
index 7715039..e8ae3a9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,8 +7,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       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 (1.27.5)
       httpclient (~> 2.8, >= 2.8.3)
       json (>= 1.5.1)
@@ -196,7 +196,7 @@ GEM
     open4 (1.3.4)
     os (1.1.1)
     plist (3.5.0)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     rake (12.3.3)
     redcarpet (3.5.0)
     representable (3.0.4)