diff --git a/Gemfile.lock b/Gemfile.lock
index 3d72cd1..15c8807 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,8 +56,8 @@ 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)
     bcrypt (3.1.13)
     bcrypt (3.1.13-java)
     bindex (0.8.1)
@@ -150,7 +150,7 @@ GEM
     pg (1.2.2)
     pg (1.2.2-x64-mingw32)
     pg (1.2.2-x86-mingw32)
-    public_suffix (4.0.3)
+    public_suffix (5.0.0)
     puma (4.3.1)
       nio4r (~> 2.0)
     puma (4.3.1-java)