diff --git a/message/externallib.php b/message/externallib.php
index 4b770de8ac5..8cc5d80935a 100644
--- a/message/externallib.php
+++ b/message/externallib.php
@@ -1051,6 +1051,7 @@ class core_message_external extends external_api {
             'showonlinestatus' => new external_value(PARAM_BOOL, 'Show the user\'s online status?'),
             'isblocked' => new external_value(PARAM_BOOL, 'If the user has been blocked'),
             'iscontact' => new external_value(PARAM_BOOL, 'Is the user a contact?'),
+            'isdeleted' => new external_value(PARAM_BOOL, 'Is the user deleted?'),
             'canmessage' => new external_value(PARAM_BOOL, 'If the user can be messaged'),
             'requirescontact' => new external_value(PARAM_BOOL, 'If the user requires to be contacts'),
         ];
diff --git a/message/tests/api_test.php b/message/tests/api_test.php
index cdd5164cfda..5b5f8da1a93 100644
--- a/message/tests/api_test.php
+++ b/message/tests/api_test.php
@@ -1089,6 +1089,7 @@ class core_message_api_testcase extends core_message_messagelib_testcase {
                 $this->assertObjectHasAttribute('showonlinestatus', $member);
                 $this->assertObjectHasAttribute('isblocked', $member);
                 $this->assertObjectHasAttribute('iscontact', $member);
+                $this->assertObjectHasAttribute('isdeleted', $member);
                 $this->assertObjectHasAttribute('canmessage', $member);
                 $this->assertObjectHasAttribute('requirescontact', $member);
                 $this->assertObjectHasAttribute('contactrequests', $member);
diff --git a/message/tests/externallib_test.php b/message/tests/externallib_test.php
index e731f83cce8..54fe35d2d2e 100644
--- a/message/tests/externallib_test.php
+++ b/message/tests/externallib_test.php
@@ -4812,6 +4812,7 @@ class core_message_externallib_testcase extends externallib_advanced_testcase {
                 $this->assertArrayHasKey('showonlinestatus', $member);
                 $this->assertArrayHasKey('isblocked', $member);
                 $this->assertArrayHasKey('iscontact', $member);
+                $this->assertArrayHasKey('isdeleted', $member);
                 $this->assertArrayHasKey('canmessage', $member);
                 $this->assertArrayHasKey('requirescontact', $member);
                 $this->assertArrayHasKey('contactrequests', $member);