diff --git a/server/lib/twenty/server.rb b/server/lib/twenty/server.rb
index 8c1a70e..313f7a7 100644
--- a/server/lib/twenty/server.rb
+++ b/server/lib/twenty/server.rb
@@ -5,6 +5,7 @@ module Twenty
   require "sequel"
 
   extend Module.new {
+    extend self
     extend FileUtils
     require "tmpdir"