1 files changed, 9 insertions, 0 deletions
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 7a03c4f544..17512265b5 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -2836,6 +2836,15 @@ static UniValue listunspent(const JSONRPCRequest& request)
     if (!request.params[4].isNull()) {
         const UniValue& options = request.params[4].get_obj();
 
+        RPCTypeCheckObj(options,
+            {
+                {"minimumAmount", UniValueType()},
+                {"maximumAmount", UniValueType()},
+                {"minimumSumAmount", UniValueType()},
+                {"maximumCount", UniValueType(UniValue::VNUM)},
+            },
+            true, true);
+
         if (options.exists("minimumAmount"))
             nMinimumAmount = AmountFromValue(options["minimumAmount"]);