diff --git a/lib/ansible/modules/windows/win_nssm.py b/lib/ansible/modules/windows/win_nssm.py
index 499885fa8e5..1d15676e91e 100644
--- a/lib/ansible/modules/windows/win_nssm.py
+++ b/lib/ansible/modules/windows/win_nssm.py
@@ -205,7 +205,7 @@ EXAMPLES = r'''
   win_service:
     name: foo
     dependencies: [ adf, tcpip ]
-    user: foouser
+    username: foouser
     password: secret
     start_mode: manual
     state: started