diff --git a/wp-includes/query.php b/wp-includes/query.php
index c94af44e16..f5f8e83f3b 100644
--- a/wp-includes/query.php
+++ b/wp-includes/query.php
@@ -2385,13 +2385,11 @@ class WP_Query {
 				$post_type_cap = $post_type;
 		}
 
-		$exclude_post_types = '';
-		$in_search_post_types = get_post_types( array('exclude_from_search' => false) );
-		if ( ! empty( $in_search_post_types ) )
-			$exclude_post_types .= $wpdb->prepare(" AND $wpdb->posts.post_type IN ('" . join("', '", $in_search_post_types ) . "')");
-
 		if ( 'any' == $post_type ) {
-			$where .= $exclude_post_types;
+			$exclude_post_types = '';
+			$in_search_post_types = get_post_types( array('exclude_from_search' => false) );
+			if ( ! empty( $in_search_post_types ) )
+				$where .= $wpdb->prepare(" AND $wpdb->posts.post_type IN ('" . join("', '", $in_search_post_types ) . "')");
 		} elseif ( !empty( $post_type ) && is_array( $post_type ) ) {
 			$where .= " AND $wpdb->posts.post_type IN ('" . join("', '", $post_type) . "')";
 		} elseif ( ! empty( $post_type ) ) {