diff --git a/wp-includes/post.php b/wp-includes/post.php
index 70559bda0..bbf515fab 100644
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@@ -704,10 +704,10 @@ function wp_insert_post($postarr = array()) {
 	$data = stripslashes_deep( $data );
 
 	if ($update) {
-		$wpdb->db_update( $wpdb->posts, $data, 'ID', $post_ID );
+		$wpdb->update( $wpdb->posts, $data, 'ID', $post_ID );
 	} else {
 		$data['post_mime_type'] = stripslashes( $post_mime_type ); // This isn't in the update
-		$wpdb->db_insert( $wpdb->posts, $data );
+		$wpdb->insert( $wpdb->posts, $data );
 		$post_ID = (int) $wpdb->insert_id;
 	}
 
@@ -1294,9 +1294,9 @@ function wp_insert_attachment($object, $file = false, $parent = 0) {
 	$data = stripslashes_deep( $data );
 
 	if ($update) {
-		$wpdb->db_update($wpdb->posts, $data, 'ID', $post_ID);
+		$wpdb->update($wpdb->posts, $data, 'ID', $post_ID);
 	} else {
-		$wpdb->db_insert($wpdb->posts, $data);
+		$wpdb->insert($wpdb->posts, $data);
 		$post_ID = (int) $wpdb->insert_id;
 	}
 
diff --git a/wp-includes/wp-db.php b/wp-includes/wp-db.php
index 67fa1b8c1..23b7364ae 100644
--- a/wp-includes/wp-db.php
+++ b/wp-includes/wp-db.php
@@ -256,7 +256,7 @@ class wpdb {
 	 * @param array $data should not already be SQL-escaped
 	 * @return mixed results of $this->query()
 	 */
-	function db_insert($table, $data) {
+	function insert($table, $data) {
 		$data = add_magic_quotes($data);
 		$fields = array_keys($data);
 		return $this->query("INSERT INTO $table (`" . implode('`,`',$fields) . "`) VALUES ('".implode("','",$data)."')");
@@ -270,7 +270,7 @@ class wpdb {
 	 * @param string $where_val the value of the WHERE statement.  Should not already be SQL-escaped.
 	 * @return mixed results of $this->query()
 	 */
-	function db_update($table, $data, $where_col, $where_val){
+	function update($table, $data, $where_col, $where_val){
 		$data = add_magic_quotes($data);
 		$bits = array();
 		foreach ( array_keys($data) as $k )