diff --git a/lib/ruby-debug-ide/multiprocess/starter.rb b/lib/ruby-debug-ide/multiprocess/starter.rb
index f8435e4..5e312f8 100644
--- a/lib/ruby-debug-ide/multiprocess/starter.rb
+++ b/lib/ruby-debug-ide/multiprocess/starter.rb
@@ -6,5 +6,6 @@
   end
   require 'ruby-debug-ide'
   require 'ruby-debug-ide/multiprocess'
+  Debugger::MultiProcess::do_monkey
   Debugger::MultiProcess::pre_child
 end
\ No newline at end of file