diff --git a/tests/tasks/EncryptAllPasswordsTaskTest.php b/tests/tasks/EncryptAllPasswordsTaskTest.php
index 3eb7aa30b..714cd4d80 100644
--- a/tests/tasks/EncryptAllPasswordsTaskTest.php
+++ b/tests/tasks/EncryptAllPasswordsTaskTest.php
@@ -11,7 +11,7 @@ class EncryptAllPasswordsTaskTest extends SapphireTest {
 		$m->write();
 		
 		$t = new EncryptAllPasswordsTask();
-		$t->run();
+		$t->run(null);
 		
 		$m = DataObject::get_by_id('Member', $m->ID);
 		$this->assertEquals($m->PasswordEncryption, 'sha1_v2.4');
@@ -19,4 +19,4 @@ class EncryptAllPasswordsTaskTest extends SapphireTest {
 		$result = $m->checkPassword('plain');
 		$this->assertTrue($result->valid());
 	}
-}
\ No newline at end of file
+}