diff --git a/Gemfile.lock b/Gemfile.lock
index 6589685..d6ee01e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,8 +8,8 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.5)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.2)
     crack (0.4.5)
       rexml
@@ -29,7 +29,7 @@ GEM
     parser (3.2.2.3)
       ast (~> 2.4.1)
       racc
-    public_suffix (5.0.3)
+    public_suffix (7.0.5)
     racc (1.7.1)
     rainbow (3.1.1)
     regexp_parser (2.8.1)