diff --git a/doc/doc_appli.md b/doc/doc_appli.md
index dc23d6a3cf005ade11b79d8f0d0f23ccfe877c7e..6311f473cc73f983c04e20a88600c96ddb8bf4e8 100644
--- a/doc/doc_appli.md
+++ b/doc/doc_appli.md
@@ -23,7 +23,7 @@ L'application est reliée à une **base de données** qui est la source de l'aff
 
     userAccount(__userID__, username, password)
 
-    msg(__msgID__, #userID_msg, #threadID, msg)
+    msg(__msgID__, #userID_msg, #threadID, msg, posted_at)
 
     thread(__threadID__, #userID_thread, threadName)