diff --git a/src/node/nodeDebug.ts b/src/node/nodeDebug.ts
index bb93f677..d18abc65 100644
--- a/src/node/nodeDebug.ts
+++ b/src/node/nodeDebug.ts
@@ -286,6 +286,9 @@ interface LaunchRequestArguments extends DebugProtocol.LaunchRequestArguments, C
 	externalConsole?: boolean;
 	/** Where to launch the debug target. */
 	console?: ConsoleType;
+
+	/** internal */
+	__restart?; boolean;
 }
 
 /**
@@ -808,6 +811,11 @@ export class NodeDebugSession extends LoggingDebugSession {
 			return;
 		}
 
+		if (typeof args.__restart === 'boolean' && args.__restart && typeof args.port === 'number') {
+			this._attach(response, args.port, undefined, args.timeout);
+			return;
+		}
+
 		this._noDebug = (typeof args.noDebug === 'boolean') && args.noDebug;
 
 		if (typeof args.console === 'string') {