diff --git a/Gemfile.lock b/Gemfile.lock
index ac738f5..5d58fdd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,8 +8,8 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     apparition (0.1.0)
       backports
       capybara (~> 3.12, < 4)
@@ -53,7 +53,7 @@ GEM
     pry-byebug (3.7.0)
       byebug (~> 11.0)
       pry (~> 0.10)
-    public_suffix (4.0.1)
+    public_suffix (5.0.0)
     rack (2.0.9)
     rack-cors (1.1.0)
       rack (>= 2.0.0)