diff --git a/src/Command/WarrantySMSCommand.php b/src/Command/WarrantySMSCommand.php
index e01bf732..14f4c531 100644
--- a/src/Command/WarrantySMSCommand.php
+++ b/src/Command/WarrantySMSCommand.php
@@ -69,6 +69,10 @@ class WarrantySMSCommand extends Command
             if (!is_numeric($num))
                 continue;
 
+            // should not be 9900000000
+            if ($num == '9900000000')
+                continue;
+
             // add 63 prefix
             $num = '63' . $num;