diff --git a/documentation/src/main/docbook/devguide/en-US/extras/executeUpdate.java b/documentation/src/main/docbook/devguide/en-US/extras/executeUpdate.java
index 632b2f2a3b..ce05fc09a2 100644
--- a/documentation/src/main/docbook/devguide/en-US/extras/executeUpdate.java
+++ b/documentation/src/main/docbook/devguide/en-US/extras/executeUpdate.java
@@ -3,9 +3,9 @@ Transaction tx = session.beginTransaction();
 
 String hqlUpdate = "update Customer c set c.name = :newName where c.name = :oldName";
 // or String hqlUpdate = "update Customer set name = :newName where name = :oldName";
-int updatedEntities = s.createQuery( hqlUpdate )
+int updatedEntities = session.createQuery( hqlUpdate )
         .setString( "newName", newName )
         .setString( "oldName", oldName )
         .executeUpdate();
 tx.commit();
-session.close();
\ No newline at end of file
+session.close();
diff --git a/documentation/src/main/docbook/devguide/en-US/extras/hql-insert.java b/documentation/src/main/docbook/devguide/en-US/extras/hql-insert.java
index c1ec22cc49..9505919c3a 100644
--- a/documentation/src/main/docbook/devguide/en-US/extras/hql-insert.java
+++ b/documentation/src/main/docbook/devguide/en-US/extras/hql-insert.java
@@ -2,7 +2,7 @@ Session session = sessionFactory.openSession();
 Transaction tx = session.beginTransaction();
 
 String hqlInsert = "insert into DelinquentAccount (id, name) select c.id, c.name from Customer c where ...";
-int createdEntities = s.createQuery( hqlInsert )
+int createdEntities = session.createQuery( hqlInsert )
         .executeUpdate();
 tx.commit();
-session.close();
\ No newline at end of file
+session.close();
diff --git a/documentation/src/main/docbook/devguide/en-US/extras/hql_delete.java b/documentation/src/main/docbook/devguide/en-US/extras/hql_delete.java
index d4720e9d82..87c2971706 100644
--- a/documentation/src/main/docbook/devguide/en-US/extras/hql_delete.java
+++ b/documentation/src/main/docbook/devguide/en-US/extras/hql_delete.java
@@ -3,8 +3,8 @@ Transaction tx = session.beginTransaction();
 
 String hqlDelete = "delete Customer c where c.name = :oldName";
 // or String hqlDelete = "delete Customer where name = :oldName";
-int deletedEntities = s.createQuery( hqlDelete )
+int deletedEntities = session.createQuery( hqlDelete )
         .setString( "oldName", oldName )
         .executeUpdate();
 tx.commit();
-session.close();
\ No newline at end of file
+session.close();
diff --git a/documentation/src/main/docbook/devguide/en-US/extras/updating_version.java b/documentation/src/main/docbook/devguide/en-US/extras/updating_version.java
index b59ff60f1d..b68c41c370 100644
--- a/documentation/src/main/docbook/devguide/en-US/extras/updating_version.java
+++ b/documentation/src/main/docbook/devguide/en-US/extras/updating_version.java
@@ -1,9 +1,9 @@
 Session session = sessionFactory.openSession();
 Transaction tx = session.beginTransaction();
 String hqlVersionedUpdate = "update versioned Customer set name = :newName where name = :oldName";
-int updatedEntities = s.createQuery( hqlUpdate )
+int updatedEntities = session.createQuery( hqlUpdate )
         .setString( "newName", newName )
         .setString( "oldName", oldName )
         .executeUpdate();
 tx.commit();
-session.close();
\ No newline at end of file
+session.close();