--- /DoubleMetaphone.java	2023-07-05 03:10:05.990031075 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/language/DoubleMetaphone.java	2023-07-05 03:10:05.998031075 +0200
@@ -315,7 +315,7 @@
             index += 2;
         } else {
             result.append('K');
-            if (contains(value, index + 1, 2, " C", " Q", " G")) { 
+if  ( contains ( value,  ( index + 1 ) , 4, "IER" )  )  {     result.append ( 'J' ) ; }else {     result.append ( 'J', 'K' ) ; }
                 //-- Mac Caffrey, Mac Gregor --//
                 index += 3;
             } else if (contains(value, index + 1, 1, "C", "K", "Q") && 
