diff --git a/Gemfile.lock b/Gemfile.lock
index 3ff9a09..8eab18d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,13 +1,13 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.7.0)
+    addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     launchy (2.4.3)
       addressable (~> 2.3)
     mustermann (1.0.3)
     pg (1.1.4)
-    public_suffix (4.0.1)
+    public_suffix (4.0.6)
     rack (2.0.7)
     rack-protection (2.0.7)
       rack