diff --git a/src/writeCs/gCsGen.erl b/src/writeCs/gCsGen.erl
index b25140e..0d4a138 100644
--- a/src/writeCs/gCsGen.erl
+++ b/src/writeCs/gCsGen.erl
@@ -341,7 +341,7 @@ spellCalssSerialize(FieldList) ->
    <<FunHead/binary, FunBody/binary, "\t\t}\n">>.
 
 spellCalssDeserialize(FieldList) ->
-   FunHead = <<"\t\tpublic void Deserialize(BinaryReader binaryReader)\n\t\t{\n">>,
+   FunHead = <<"\t\tpublic void Deserialize(EndianBinaryWriter binaryReader)\n\t\t{\n">>,
    FunBody = <<<<(gCsField:builtDecodeStr(OneTypeName))/binary>> || OneTypeName <- FieldList>>,
    <<FunHead/binary, FunBody/binary, "\t\t}\n">>.