diff --git a/service-layer/src/main/java/com/iluwatar/spell/SpellDaoImpl.java b/service-layer/src/main/java/com/iluwatar/spell/SpellDaoImpl.java
index ac6391421..f8fb425c3 100644
--- a/service-layer/src/main/java/com/iluwatar/spell/SpellDaoImpl.java
+++ b/service-layer/src/main/java/com/iluwatar/spell/SpellDaoImpl.java
@@ -3,7 +3,7 @@ package com.iluwatar.spell;
 import org.hibernate.Criteria;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
-import org.hibernate.criterion.Expression;
+import org.hibernate.criterion.Restrictions;
 
 import com.iluwatar.common.DaoBaseImpl;
 
@@ -22,7 +22,7 @@ public class SpellDaoImpl extends DaoBaseImpl<Spell> implements SpellDao {
 		try {
 			tx = session.beginTransaction();
 			Criteria criteria = session.createCriteria(persistentClass);
-			criteria.add(Expression.eq("name", name));
+			criteria.add(Restrictions.eq("name", name));
 			result = (Spell) criteria.uniqueResult();
 			result.getSpellbook().getWizards().size();
 			tx.commit();
diff --git a/service-layer/src/main/java/com/iluwatar/spellbook/SpellbookDaoImpl.java b/service-layer/src/main/java/com/iluwatar/spellbook/SpellbookDaoImpl.java
index ba3de6ed2..a1b0ff36d 100644
--- a/service-layer/src/main/java/com/iluwatar/spellbook/SpellbookDaoImpl.java
+++ b/service-layer/src/main/java/com/iluwatar/spellbook/SpellbookDaoImpl.java
@@ -3,7 +3,7 @@ package com.iluwatar.spellbook;
 import org.hibernate.Criteria;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
-import org.hibernate.criterion.Expression;
+import org.hibernate.criterion.Restrictions;
 
 import com.iluwatar.common.DaoBaseImpl;
 
@@ -22,7 +22,7 @@ public class SpellbookDaoImpl extends DaoBaseImpl<Spellbook> implements Spellboo
 		try {
 			tx = session.beginTransaction();
 			Criteria criteria = session.createCriteria(persistentClass);
-			criteria.add(Expression.eq("name", name));
+			criteria.add(Restrictions.eq("name", name));
 			result = (Spellbook) criteria.uniqueResult();
 			result.getSpells().size();
 			result.getWizards().size();
diff --git a/service-layer/src/main/java/com/iluwatar/wizard/WizardDaoImpl.java b/service-layer/src/main/java/com/iluwatar/wizard/WizardDaoImpl.java
index c5cef69a5..d6029b0fc 100644
--- a/service-layer/src/main/java/com/iluwatar/wizard/WizardDaoImpl.java
+++ b/service-layer/src/main/java/com/iluwatar/wizard/WizardDaoImpl.java
@@ -3,7 +3,7 @@ package com.iluwatar.wizard;
 import org.hibernate.Criteria;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
-import org.hibernate.criterion.Expression;
+import org.hibernate.criterion.Restrictions;
 
 import com.iluwatar.common.DaoBaseImpl;
 import com.iluwatar.spellbook.Spellbook;
@@ -23,7 +23,7 @@ public class WizardDaoImpl extends DaoBaseImpl<Wizard> implements WizardDao {
 		try {
 			tx = session.beginTransaction();
 			Criteria criteria = session.createCriteria(persistentClass);
-			criteria.add(Expression.eq("name", name));
+			criteria.add(Restrictions.eq("name", name));
 			result = (Wizard) criteria.uniqueResult();
 			for (Spellbook s: result.getSpellbooks()) {
 				s.getSpells().size();