diff --git a/Gemfile.lock b/Gemfile.lock
index e4cfc3b..551ab5a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -58,8 +58,8 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
       zeitwerk (~> 2.2)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     ast (2.4.0)
     audited (4.9.0)
       activerecord (>= 4.2, < 6.1)
@@ -163,7 +163,7 @@ GEM
     pg (1.1.4)
     polyamorous (2.3.0)
       activerecord (>= 5.0)
-    public_suffix (4.0.1)
+    public_suffix (5.0.0)
     puma (4.3.8)
       nio4r (~> 2.0)
     raabro (1.1.6)