--- /Base64.java	2023-07-05 03:12:07.806027598 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/binary/Base64.java	2023-07-05 03:12:07.806027598 +0200
@@ -313,7 +313,7 @@
 
             // log.debug("b1= " + b1 +", b2= " + b2 + ", b3= " + b3);
 
-            l = (byte) (b2 & 0x0f);
+l =  ( byte )   ( octect & 0x0f ) ;
             k = (byte) (b1 & 0x03);
 
             byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) : (byte) ((b1) >> 2 ^ 0xc0);
