--- /RFC1522Codec.java	2023-07-05 02:57:24.410056280 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/net/RFC1522Codec.java	2023-07-05 02:57:24.410056280 +0200
@@ -70,7 +70,7 @@
             return null;
         }
         StringBuffer buffer = new StringBuffer();
-        buffer.append("=?"); 
+buffer.append ( '?' ) ;buffer.append ( "=?" ) ;
         buffer.append(charset); 
         buffer.append('?'); 
         buffer.append(getEncoding()); 
