diff --git a/docker/Gemfile.lock b/docker/Gemfile.lock
index 8243df5..856ccc8 100644
--- a/docker/Gemfile.lock
+++ b/docker/Gemfile.lock
@@ -1,8 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     ansi (1.5.0)
     builder (3.2.4)
     capybara (3.32.1)
@@ -24,7 +24,7 @@ GEM
       ruby-progressbar
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
-    public_suffix (4.0.4)
+    public_suffix (5.0.0)
     rack (2.2.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)