diff --git a/Sources/JSONRPCKit/BatchElement.swift b/Sources/JSONRPCKit/BatchElement.swift
index c8e3649..a74edd0 100644
--- a/Sources/JSONRPCKit/BatchElement.swift
+++ b/Sources/JSONRPCKit/BatchElement.swift
@@ -82,7 +82,7 @@ internal extension BatchElementProcotol {
 
     internal func result(from objects: [Any]) -> Result<Request.Response, JSONRPCError> {
         let matchedObject = objects
-            .flatMap { $0 as? [String: Any] }
+            .compactMap { $0 as? [String: Any] }
             .filter { $0["id"].flatMap(Id.init) == id }
             .first