diff --git a/src/applications/maniphest/conduit/ManiphestConduitAPIMethod.php b/src/applications/maniphest/conduit/ManiphestConduitAPIMethod.php
--- a/src/applications/maniphest/conduit/ManiphestConduitAPIMethod.php
+++ b/src/applications/maniphest/conduit/ManiphestConduitAPIMethod.php
@@ -42,7 +42,7 @@
 
     if (!$is_new) {
       $fields += array(
-        'status'    => 'optional int',
+        'status'    => 'optional string',
         'comments'  => 'optional string',
       );
     }