diff --git a/commands/start.command.ts b/commands/start.command.ts
index 1e0b17ef9..361f48fbd 100644
--- a/commands/start.command.ts
+++ b/commands/start.command.ts
@@ -8,6 +8,7 @@ export class StartCommand extends AbstractCommand {
   public load(program: CommanderStatic): void {
     program
       .command('start [app]')
+      .allowUnknownOption()
       .option('-c, --config [path]', 'Path to nest-cli configuration file.')
       .option('-p, --path [path]', 'Path to tsconfig file.')
       .option('-w, --watch', 'Run in watch mode (live-reload).')