diff --git a/Gemfile.lock b/Gemfile.lock
index 151103d..a4f2d6b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,8 +6,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     autoprefixer-rails (9.5.1)
       execjs
     backports (3.13.0)
@@ -100,7 +100,7 @@ GEM
       coderay (~> 1.1)
       method_source (~> 1.0)
     ptools (1.3.5)
-    public_suffix (3.0.3)
+    public_suffix (4.0.6)
     racc (1.5.2)
     rack (2.0.7)
     rake (12.3.2)