diff --git a/wp-admin/includes/list-table.php b/wp-admin/includes/list-table.php
index dc900ca039..8120598a60 100644
--- a/wp-admin/includes/list-table.php
+++ b/wp-admin/includes/list-table.php
@@ -110,8 +110,9 @@ class _WP_List_Table_Compat extends WP_List_Table {
 		$columns = get_column_headers( $this->_screen );
 		$hidden = get_hidden_columns( $this->_screen );
 		$sortable = array();
+		$primary = $this->get_default_primary_column_name();
 
-		return array( $columns, $hidden, $sortable );
+		return array( $columns, $hidden, $sortable, $primary );
 	}
 
 	/**
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 0cb790799f..da7935d41f 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-alpha-34896';
+$wp_version = '4.4-alpha-34897';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.