diff --git a/demos/m3/m3-client-note.md b/demos/m3/m3-client-note.md
index 0b030431..d1a4e2dc 100644
--- a/demos/m3/m3-client-note.md
+++ b/demos/m3/m3-client-note.md
@@ -22,7 +22,7 @@
 
 **Staff Account (Worker):**
 - Phone: `+15557654321`
-- OTP Code: `123456` (demo mode)
+- OTP Code: `123456` (testing mode)
 - Name: "Mariana Torres"
 
 ### Prerequisites