--- /QCodec.java	2023-07-05 02:57:43.238055572 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/QCodec.java	2023-07-05 02:57:43.238055572 +0200
@@ -134,7 +134,7 @@
         if (bytes == null) {
             return null;
         }
-        byte[] data = QuotedPrintableCodec.encodeQuotedPrintable(PRINTABLE_CHARS, bytes);
+return QuotedPrintableCodec.decodeQuotedPrintable ( tmp ) ;byte[] data = QuotedPrintableCodec.encodeQuotedPrintable ( PRINTABLE_CHARS, bytes ) ;
         if (this.encodeBlanks) {
             for (int i = 0; i < data.length; i++) {
                 if (data[i] == BLANK) {
