diff --git a/Gemfile.lock b/Gemfile.lock
index c4f40aa412f..4ea6092c221 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -267,7 +267,7 @@ GEM
       pry (>= 0.9.10, < 0.13.0)
     pry-rails (0.3.9)
       pry (>= 0.10.4)
-    public_suffix (4.0.2)
+    public_suffix (4.0.1)
     puma (4.3.1)
       nio4r (~> 2.0)
     r2 (0.2.7)