diff --git a/Gemfile.lock b/Gemfile.lock
index 7639e77..aa023a3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,8 +7,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     attr_extras (5.2.0)
     autoprefixer-rails (8.0.0)
       execjs
@@ -138,7 +138,7 @@ GEM
     oj (3.7.12)
     pony (1.13.1)
       mail (>= 2.0)
-    public_suffix (3.1.0)
+    public_suffix (5.0.0)
     rack (2.0.7)
     rack-cache (1.7.2)
       rack (>= 0.4)