diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 41fddaa13f..4729d3f64e 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -3395,7 +3395,9 @@ static UniValue fundrawtransaction(const JSONRPCRequest& request)
                         {
                             {"changeAddress", RPCArg::Type::STR, /* default */ "pool address", "The dash address to receive the change"},
                             {"changePosition", RPCArg::Type::NUM, /* default */ "random", "The index of the change output"},
-                            {"includeWatching", RPCArg::Type::BOOL, /* default */ "false", "Also select inputs which are watch only"},
+                            {"includeWatching", RPCArg::Type::BOOL, /* default */ "false", "Also select inputs which are watch only.\n"
+                                                          "Only solvable inputs can be used. Watch-only destinations are solvable if the public key and/or output script was imported,\n"
+                                                          "e.g. with 'importpubkey' or 'importmulti' with the 'pubkeys' or 'desc' field."},
                             {"lockUnspents", RPCArg::Type::BOOL, /* default */ "false", "Lock selected unspent outputs"},
                             {"feeRate", RPCArg::Type::AMOUNT, /* default */ "not set: makes wallet determine the fee", "Set a specific fee rate in " + CURRENCY_UNIT + "/kB"},
                             {"subtractFeeFromOutputs", RPCArg::Type::ARR, /* default */ "empty array", "A json array of integers.\n"