diff --git a/builder/Gemfile.lock b/builder/Gemfile.lock
index 80df4094e12..a37c82d3853 100644
--- a/builder/Gemfile.lock
+++ b/builder/Gemfile.lock
@@ -184,7 +184,7 @@ GEM
     psych (5.2.3)
       date
       stringio
-    public_suffix (6.0.1)
+    public_suffix (6.0.2)
     puma (6.6.0)
       nio4r (~> 2.0)
     racc (1.8.1)