diff --git a/ContextMenuManager/BluePointLilac.Methods/EncodingType.cs b/ContextMenuManager/BluePointLilac.Methods/EncodingType.cs
index 52ed4c49..862c9e7d 100644
--- a/ContextMenuManager/BluePointLilac.Methods/EncodingType.cs
+++ b/ContextMenuManager/BluePointLilac.Methods/EncodingType.cs
@@ -44,7 +44,7 @@ private static bool IsUTF8Bytes(byte[] bytes)
             int count = 1; //计算当前正分析的字符应还有的字节数 
             for(int i = 0; i < bytes.Length; i++)
             {
-                byte curByte = bytes[i];//当前分析的字节. 
+                int curByte = bytes[i];//当前分析的字节.
                 if(count == 1)
                 {
                     if(curByte >= 0x80)