diff --git a/src/applications/search/engine/mysql/PhabricatorSearchEngineMySQL.php b/src/applications/search/engine/mysql/PhabricatorSearchEngineMySQL.php
index 76c40345bc..53932be88c 100644
--- a/src/applications/search/engine/mysql/PhabricatorSearchEngineMySQL.php
+++ b/src/applications/search/engine/mysql/PhabricatorSearchEngineMySQL.php
@@ -1,7 +1,7 @@
 <?php
 
 /*
- * Copyright 2011 Facebook, Inc.
+ * Copyright 2012 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -180,7 +180,7 @@ final class PhabricatorSearchEngineMySQL extends PhabricatorSearchEngine {
         "{$t_field} field ON field.phid = document.phid");
       $where[] = qsprintf(
         $conn_r,
-        'MATCH(corpus) AGAINST (%s)',
+        'MATCH(corpus) AGAINST (%s IN BOOLEAN MODE)',
         $q);
 
       // When searching for a string, promote user listings above other