diff --git a/Gemfile.lock b/Gemfile.lock
index 330e31c8..4555722c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -41,8 +41,8 @@ GEM
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-    addressable (2.8.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     aruba (2.0.0)
       bundler (>= 1.17, < 3.0)
       childprocess (>= 2.0, < 5.0)
@@ -173,7 +173,7 @@ GEM
     pry-stack_explorer (0.6.1)
       binding_of_caller (~> 1.0)
       pry (~> 0.13)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     racc (1.6.0)
     rack (2.2.4)
     rack-protection (2.1.0)