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-rw-r--r--src/mod_mam.erl3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mod_mam.erl b/src/mod_mam.erl
index eb2082fe2..d4c18d41b 100644
--- a/src/mod_mam.erl
+++ b/src/mod_mam.erl
@@ -1008,6 +1008,9 @@ get_commands_spec() ->
longdesc = "Valid message TYPEs: "
"\"chat\", \"groupchat\", \"all\".",
module = ?MODULE, function = delete_old_messages,
+ args_desc = ["Type of messages to delete (chat, groupchat, all)",
+ "Days to keep messages"],
+ args_example = [<<"all">>, 31],
args = [{type, binary}, {days, integer}],
result = {res, rescode}}].