diff --git a/extrinsic.go b/extrinsic.go
index 188a9d6..eff5882 100644
--- a/extrinsic.go
+++ b/extrinsic.go
@@ -116,7 +116,7 @@ func (e *ExtrinsicDecoder) Process() {
 	if e.VersionInfo == "04" || e.VersionInfo == "84" {
 		if e.ContainsTransaction {
 			// Address
-			result.Signer = e.ProcessAndUpdateData(utiles.TrueOrElse(e.Metadata.MetadataVersion >= 14 && scaleType.HasReg("ExtrinsicSigner"), "ExtrinsicSigner", "multiAddress"))
+			result.Signer = e.ProcessAndUpdateData(utiles.TrueOrElse(e.Metadata.MetadataVersion >= 14 && scaleType.HasReg("ExtrinsicSigner"), "ExtrinsicSigner", "Address"))
 			switch v := result.Signer.(type) {
 			case string:
 				e.Address = v