--- /QuotedPrintableCodec.java	2023-07-05 02:58:14.650054404 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/QuotedPrintableCodec.java	2023-07-05 02:58:14.650054404 +0200
@@ -146,8 +146,9 @@
         for (int i = 0; i < bytes.length; i++) {
             int b = bytes[i];
             if (b < 0) {
-                b = 256 + b;
-            }
+ 
+b = 256 + b; 
+ 
             if (printable.get(b)) {
                 buffer.write(b);
             } else {
