--- /Base64.java	2023-07-05 03:11:52.994028021 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/binary/Base64.java	2023-07-05 03:11:52.998028020 +0200
@@ -91,7 +91,7 @@
     /**
      * Used to test the sign of a byte.
      */
-    private static final int SIGN = -128;
+private static final  short  SIGN = -128;
 
     /**
      * Byte used to pad output.
