diff --git a/Gemfile.lock b/Gemfile.lock
index 2e0aee4..76b7529 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    addressable (2.7.0)
+    addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     ast (2.4.0)
     daemons (1.3.1)
@@ -16,7 +16,7 @@ GEM
     parallel (1.19.1)
     parser (2.7.0.2)
       ast (~> 2.4.0)
-    public_suffix (4.0.3)
+    public_suffix (4.0.6)
     rack (2.1.2)
     rack-protection (2.0.8.1)
       rack