diff --git a/src/simplewallet/simplewallet.cpp b/src/simplewallet/simplewallet.cpp
index 3f7d6bd1..b2711347 100644
--- a/src/simplewallet/simplewallet.cpp
+++ b/src/simplewallet/simplewallet.cpp
@@ -678,7 +678,7 @@ simple_wallet::simple_wallet()
   m_cmd_binder.set_handler("transfer", boost::bind(&simple_wallet::transfer_new, this, _1), tr("Same as transfer_original, but using a new transaction building algorithm"));
   m_cmd_binder.set_handler("locked_transfer", boost::bind(&simple_wallet::locked_transfer, this, _1), tr("locked_transfer [<mixin_count>] <addr> <amount> <lockblocks>(Number of blocks to lock the transaction for, max 1000000) [<payment_id>]"));
   m_cmd_binder.set_handler("sweep_unmixable", boost::bind(&simple_wallet::sweep_unmixable, this, _1), tr("Send all unmixable outputs to yourself with mixin 0"));
-  m_cmd_binder.set_handler("sweep_all", boost::bind(&simple_wallet::sweep_all, this, _1), tr("Send all unlocked balance an address"));
+  m_cmd_binder.set_handler("sweep_all", boost::bind(&simple_wallet::sweep_all, this, _1), tr("sweep_all [mixin] address [payment_id] - Send all unlocked balance an address"));
   m_cmd_binder.set_handler("sign_transfer", boost::bind(&simple_wallet::sign_transfer, this, _1), tr("Sign a transaction from a file"));
   m_cmd_binder.set_handler("submit_transfer", boost::bind(&simple_wallet::submit_transfer, this, _1), tr("Submit a signed transaction from a file"));
   m_cmd_binder.set_handler("set_log", boost::bind(&simple_wallet::set_log, this, _1), tr("set_log <level> - Change current log detail level, <0-4>"));