diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index 1f5d51d46..5b5c0e486 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -1390,7 +1390,7 @@ function add_magic_quotes( $array ) {
 		if ( is_array( $v ) ) {
 			$array[$k] = add_magic_quotes( $v );
 		} else {
-			$array[$k] = esc_sql( $v );
+			$array[$k] = addslashes( $v );
 		}
 	}
 	return $array;