diff --git a/lib/debug/server_cdp.rb b/lib/debug/server_cdp.rb
index ef556febd..397703aa6 100644
--- a/lib/debug/server_cdp.rb
+++ b/lib/debug/server_cdp.rb
@@ -474,7 +474,7 @@ def process
         when 'Debugger.getScriptSource'
           @q_msg << req
         when 'Debugger.enable'
-          send_response req
+          send_response req, debuggerId: rand.to_s
           @q_msg << req
         when 'Runtime.enable'
           send_response req