diff --git a/src/wallet/rpc/spend.cpp b/src/wallet/rpc/spend.cpp
index 74f11a71b7a..f7fd6e479f8 100644
--- a/src/wallet/rpc/spend.cpp
+++ b/src/wallet/rpc/spend.cpp
@@ -314,12 +314,11 @@ RPCHelpMan sendtoaddress()
 RPCHelpMan sendmany()
 {
     return RPCHelpMan{"sendmany",
-                "\nSend multiple times. Amounts are double-precision floating point numbers." +
+        "Send multiple times. Amounts are double-precision floating point numbers." +
         HELP_REQUIRING_PASSPHRASE,
                 {
-                    {"dummy", RPCArg::Type::STR, RPCArg::Optional::NO, "Must be set to \"\" for backwards compatibility.",
+                    {"dummy", RPCArg::Type::STR, RPCArg::Default{"\"\""}, "Must be set to \"\" for backwards compatibility.",
                      RPCArgOptions{
-                         .skip_type_check = true,
                          .oneline_description = "\"\"",
                      }},
                     {"amounts", RPCArg::Type::OBJ_USER_KEYS, RPCArg::Optional::NO, "The addresses and amounts",