diff --git a/src/main/java/com/icomsys/MessagingConnector.java b/src/main/java/com/icomsys/MessagingConnector.java
index a4293a3..bcecfe1 100644
--- a/src/main/java/com/icomsys/MessagingConnector.java
+++ b/src/main/java/com/icomsys/MessagingConnector.java
@@ -38,7 +38,7 @@ public class MessagingConnector {
 
     public MessageSendResponse messageDiv(MessageSendRequest messageSendRequest) throws IOException, InterruptedException {
         String url = sms;
-        String key = UUID.randomUUID().toString().substring(0, 6);
+        String key = UUID.randomUUID().toString().substring(0, 7);
         LocalDate now = LocalDate.now();
         messageSendRequest.setUserKey(now.toString().substring(2).replace("-", "") + key);