2 files changed, 2 insertions, 0 deletions
diff --git a/src/rpc/request.cpp b/src/rpc/request.cpp
index d35782189e..87b9f18b33 100644
--- a/src/rpc/request.cpp
+++ b/src/rpc/request.cpp
@@ -45,6 +45,7 @@ UniValue JSONRPCRequestObj(const std::string& strMethod, const UniValue& params,
     request.pushKV("method", strMethod);
     request.pushKV("params", params);
     request.pushKV("id", id);
+    request.pushKV("jsonrpc", "2.0");
     return request;
 }
 
diff --git a/src/rpc/request.h b/src/rpc/request.h
index e47f90af86..9968426636 100644
--- a/src/rpc/request.h
+++ b/src/rpc/request.h
@@ -17,6 +17,7 @@ enum class JSONRPCVersion {
     V2
 };
 
+/** JSON-RPC 2.0 request, only used in bitcoin-cli **/
 UniValue JSONRPCRequestObj(const std::string& strMethod, const UniValue& params, const UniValue& id);
 UniValue JSONRPCReplyObj(UniValue result, UniValue error, std::optional<UniValue> id, JSONRPCVersion jsonrpc_version);
 UniValue JSONRPCError(int code, const std::string& message);