diff --git a/Gemfile.lock b/Gemfile.lock
index c831f44..92bf5f1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -39,8 +39,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.5.2)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     arel (7.1.4)
     ast (2.4.0)
     autoprefixer-rails (9.1.1)
@@ -191,7 +191,7 @@ GEM
       ast (~> 2.4.0)
     pg (0.21.0)
     powerpack (0.1.2)
-    public_suffix (3.0.3)
+    public_suffix (4.0.6)
     puma (3.12.0)
     raabro (1.1.6)
     rack (2.0.5)