diff --git a/Gemfile.lock b/Gemfile.lock
index 27780ba..c74450c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,8 +6,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.5.1)
-      public_suffix (~> 2.0, >= 2.0.2)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     byebug (9.0.6)
     celluloid (0.17.3)
       celluloid-essentials
@@ -62,7 +62,7 @@ GEM
     pry-byebug (3.4.2)
       byebug (~> 9.0)
       pry (~> 0.10)
-    public_suffix (2.0.5)
+    public_suffix (5.0.0)
     puma (3.12.6)
     rack (1.6.13)
     rack-protection (1.5.5)