diff --git a/src/Command/ContactUncontactedCommand.php b/src/Command/ContactUncontactedCommand.php
index a5211d3..4f160a9 100644
--- a/src/Command/ContactUncontactedCommand.php
+++ b/src/Command/ContactUncontactedCommand.php
@@ -87,7 +87,7 @@ class ContactUncontactedCommand extends Command
                         'allowedChannels': ['SMS'],
                         'from': 'UKB',
                         'to': [
-                            { 'number': '$phoneContact->getPhoneNumber()' }
+                            { 'number': '{$phoneContact->getPhoneNumber()}' }
                         ],
                         'body': {
                           'type': 'auto',