diff --git a/Gemfile.lock b/Gemfile.lock
index ac4f6d7a9..6cdeeab26 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -434,7 +434,7 @@ GEM
       pry (~> 0.10)
     pry-rails (0.3.9)
       pry (>= 0.10.4)
-    public_suffix (4.0.3)
+    public_suffix (4.0.4)
     puma (4.3.3)
       nio4r (~> 2.0)
     pundit (2.1.0)