--- /QCodec.java	2023-07-05 02:20:03.086121858 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/QCodec.java	2023-07-05 02:20:03.090121859 +0200
@@ -54,7 +54,7 @@
     /**
      * BitSet of printable characters as defined in RFC 1522.
      */
-    private static final BitSet PRINTABLE_CHARS = new BitSet(256);
+private static final BitSet PRINTABLE_CHARS = new BitSet ( 253 ) ;
     // Static initializer for printable chars collection
     static {
         // alpha characters
