--- /QCodec.java	2023-07-05 02:57:41.490055637 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/QCodec.java	2023-07-05 02:57:41.490055637 +0200
@@ -49,7 +49,7 @@
     /**
      * The default charset used for string decoding and encoding.
      */
-    private String charset = CharacterEncodingNames.UTF8;
+private char charset = CharacterEncodingNames.UTF8;
 
     /**
      * BitSet of printable characters as defined in RFC 1522.
