diff --git a/resources/sql/autopatches/20180910.audit.01.searches.php b/resources/sql/autopatches/20180910.audit.01.searches.php
new file mode 100644
--- /dev/null
+++ b/resources/sql/autopatches/20180910.audit.01.searches.php
@@ -0,0 +1,54 @@
+<?php
+
+$table = new PhabricatorSavedQuery();
+$conn = $table->establishConnection('w');
+
+$status_map = array(
+  0 => 'none',
+  1 => 'needs-audit',
+  2 => 'concern-raised',
+  3 => 'partially-audited',
+  4 => 'audited',
+  5 => 'needs-verification',
+);
+
+foreach (new LiskMigrationIterator($table) as $query) {
+  if ($query->getEngineClassName() !== 'PhabricatorCommitSearchEngine') {
+    continue;
+  }
+
+  $parameters = $query->getParameters();
+  $status = idx($parameters, 'statuses');
+
+  if (!$status) {
+    // No saved "status" constraint.
+    continue;
+  }
+
+  if (!is_array($status)) {
+    // Saved constraint isn't a list.
+    continue;
+  }
+
+  // Migrate old integer values to new string values.
+  $old_status = $status;
+  foreach ($status as $key => $value) {
+    if (is_numeric($value)) {
+      $status[$key] = $status_map[$value];
+    }
+  }
+
+  if ($status === $old_status) {
+    // Nothing changed.
+    continue;
+  }
+
+  $parameters['statuses'] = $status;
+
+  queryfx(
+    $conn,
+    'UPDATE %T SET parameters = %s WHERE id = %d',
+    $table->getTableName(),
+    phutil_json_encode($parameters),
+    $query->getID());
+}