diff --git a/core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/localdatetoiso/LocalDateToISO.java b/core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/localdatetoiso/LocalDateToISO.java
index 969006a720..a04d554d5a 100644
--- a/core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/localdatetoiso/LocalDateToISO.java
+++ b/core-java-modules/core-java-8-datetime-2/src/main/java/com/baeldung/localdatetoiso/LocalDateToISO.java
@@ -12,25 +12,24 @@ import org.apache.commons.lang3.time.DateFormatUtils;
 import org.joda.time.DateTime;
 import org.joda.time.DateTimeZone;
 import org.joda.time.format.DateTimeFormat;
+import org.joda.time.format.ISODateTimeFormat;
 
 public class LocalDateToISO {
     public String formatUsingDateTimeFormatter(LocalDate localDate) {
-        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ssX");
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSSX");
         String formattedDate = localDate.atStartOfDay().atOffset(ZoneOffset.UTC).format(formatter);
         return formattedDate;
     }
 
     public String formatUsingSimpleDateFormat(LocalDate date) {
         Date utilDate = Date.from(date.atStartOfDay(ZoneOffset.UTC).toInstant());
-        DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssX");
+        DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSX");
         String formattedDate = dateFormat.format(utilDate);
         return formattedDate;
     }
 
     public String formatUsingJodaTime(org.joda.time.LocalDate localDate) {
-        DateTime dateTime = localDate.toDateTimeAtStartOfDay(DateTimeZone.UTC);
-        org.joda.time.format.DateTimeFormatter formatter = DateTimeFormat.forPattern("yyyy-MM-dd'T'HH:mm:ss'Z'");
-        String formattedDate = formatter.print(localDate);
-        return formattedDate;
+        org.joda.time.format.DateTimeFormatter formatter = ISODateTimeFormat.dateTime();
+        return formatter.print(localDate.toDateTimeAtStartOfDay(DateTimeZone.UTC));
     }
 }