diff --git a/master-node/src/app.py b/master-node/src/app.py
index 8b9afc3..c1c926b 100644
--- a/master-node/src/app.py
+++ b/master-node/src/app.py
@@ -76,6 +76,7 @@ def verify_password(username, password):
 
 
 # curl -u <user>:<pass> -d "playbook=ping_workers&args=hosts=workers" -v http://localhost:5010/api/v1.0/run_ansible
+# curl -u <user>:<pass> -d "playbook=ping_workers&args=hosts=workers ansible_user=myuser ansible_password=yourpassword" -v http://localhost:5010/api/v1.0/run_ansible
 @app.route("/api/v1.0/run_ansible", methods=["POST"])
 @auth.login_required
 def run_ansible():