diff --git a/Gemfile.lock b/Gemfile.lock
index 76d73bb..b4e618a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,8 +6,8 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.0)
     byebug (11.0.1)
     coderay (1.1.2)
@@ -32,7 +32,7 @@ GEM
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
-    public_suffix (3.0.3)
+    public_suffix (7.0.5)
     rainbow (3.0.0)
     rake (10.5.0)
     rspec (3.8.0)