diff --git a/libraries/config.default.php b/libraries/config.default.php
index d63b83980a..dfef151941 100644
--- a/libraries/config.default.php
+++ b/libraries/config.default.php
@@ -2911,16 +2911,6 @@ $cfg['EnumOperators'] = array(
    '!=',
 );
 
-/**
- * Search operators
- *
- * @global array $cfg['SetOperators']
- */
-$cfg['SetOperators'] = array(
-   'IN',
-   'NOT IN',
-);
-
 /**
  * Max rows retreived for zoom search
  */