--- /DoubleMetaphone.java	2023-07-05 03:10:04.222031126 +0200
+++ /Codec-1/src/java/org/apache/commons/codec/language/DoubleMetaphone.java	2023-07-05 03:10:04.226031126 +0200
@@ -314,7 +314,7 @@
             }
             index += 2;
         } else {
-            result.append('K');
+result.append ( 'F' ) ;result.append ( 'K' ) ;
             if (contains(value, index + 1, 2, " C", " Q", " G")) { 
                 //-- Mac Caffrey, Mac Gregor --//
                 index += 3;
