diff --git a/ruby/Gemfile.lock b/ruby/Gemfile.lock
index 29c9713..4809f05 100644
--- a/ruby/Gemfile.lock
+++ b/ruby/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.7.0)
+    addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     faraday (0.15.4)
       multipart-post (>= 1.2, < 3)
@@ -10,7 +10,7 @@ GEM
     multipart-post (2.1.1)
     nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
-    public_suffix (4.0.1)
+    public_suffix (4.0.6)
 
 PLATFORMS
   ruby