diff --git a/lib/console1984/shield.rb b/lib/console1984/shield.rb
index 37a00e0..1d28aac 100644
--- a/lib/console1984/shield.rb
+++ b/lib/console1984/shield.rb
@@ -28,7 +28,7 @@ def install
     def extend_protected_systems
       extend_irb
       extend_core_ruby
-      extend_sockets
+      extend_sockets unless Console1984.protected_urls.blank?
       extend_active_record
     end