diff --git a/src/command/cmd_defs.c b/src/command/cmd_defs.c
index ce79cf7d..4164eb47 100644
--- a/src/command/cmd_defs.c
+++ b/src/command/cmd_defs.c
@@ -2553,7 +2553,7 @@ static struct cmd_t command_defs[] = {
       CMD_TAGS(
               CMD_TAG_CHAT)
       CMD_SYN(
-              "/os <on>|<off>")
+              "/mam <on>|<off>")
       CMD_DESC(
               "Enable/Disable Message Archive Management (XEP-0313)")
       CMD_ARGS(