diff --git a/sdk/sdk.go b/sdk/sdk.go
index 7764266be1456c3b9ebc6e57822f866672343471..4c5595d73d09e1d422da8bffe7f02d2ac39179f9 100644
--- a/sdk/sdk.go
+++ b/sdk/sdk.go
@@ -684,7 +684,7 @@ func (s *SDK) CallContract(contractName, method string, args map[string][]byte)
 		return protogo.Response{
 			Status:  ERROR,
 			Message: result.SysCallMessage.Message,
-			Payload: nil,
+			Payload: result.SysCallMessage.Payload[KeyCallContractResp],
 		}
 	}