diff --git a/hacking/test-module b/hacking/test-module
index 412b39452c..d9f19b70b1 100755
--- a/hacking/test-module
+++ b/hacking/test-module
@@ -129,7 +129,7 @@ def boilerplate_module(modfile, args, interpreter, check, destfile):
         task_vars[interpreter_type] = interpreter_path
 
     if check:
-         complex_args['CHECKMODE'] = True
+         complex_args['_ansible_check_mode'] = True
 
     (module_data, module_style, shebang) = module_common.modify_module(
         modfile,