diff --git a/lib/Doctrine/Sequence.php b/lib/Doctrine/Sequence.php
index 76b9cdce1..0ca61c28f 100644
--- a/lib/Doctrine/Sequence.php
+++ b/lib/Doctrine/Sequence.php
@@ -41,7 +41,7 @@ class Doctrine_Sequence extends Doctrine_Connection_Module
      *
      * @return integer          next id in the given sequence
      */
-    public function nextID($seqName, $ondemand = true)
+    public function nextId($seqName, $ondemand = true)
     {
         throw new Doctrine_Sequence_Exception('method not implemented');
     }
@@ -52,7 +52,7 @@ class Doctrine_Sequence extends Doctrine_Connection_Module
      * @param   string  name of the table into which a new row was inserted
      * @param   string  name of the field into which a new row was inserted
      */
-    public function lastInsertID($table = null, $field = null)
+    public function lastInsertId($table = null, $field = null)
     {
         throw new Doctrine_Sequence_Exception('method not implemented');
     }
@@ -63,10 +63,10 @@ class Doctrine_Sequence extends Doctrine_Connection_Module
      *
      * @return integer          current id in the given sequence
      */
-    public function currID($seqName)
+    public function currId($seqName)
     {
         $this->warnings[] = 'database does not support getting current
             sequence value, the sequence value was incremented';
-        return $this->nextID($seqName);
+        return $this->nextId($seqName);
     }
 }