diff --git a/test/AsyncAPI.Saunter.Generator.Cli.Tests/asyncapi.cmd b/test/AsyncAPI.Saunter.Generator.Cli.Tests/asyncapi.cmd
index b75bbd67..1f61f620 100755
--- a/test/AsyncAPI.Saunter.Generator.Cli.Tests/asyncapi.cmd
+++ b/test/AsyncAPI.Saunter.Generator.Cli.Tests/asyncapi.cmd
@@ -1 +1,2 @@
+#!/bin/bash
 AsyncAPI.NET
\ No newline at end of file