diff --git a/spring-hibernate3/src/main/resources/persistence-mysql.properties b/spring-hibernate3/src/main/resources/persistence-mysql.properties
index a1ff997616..d5769fc978 100644
--- a/spring-hibernate3/src/main/resources/persistence-mysql.properties
+++ b/spring-hibernate3/src/main/resources/persistence-mysql.properties
@@ -1,6 +1,6 @@
 # jdbc.X
 jdbc.driverClassName=com.mysql.jdbc.Driver
-jdbc.url=jdbc:mysql://localhost:3306/spring_hibernate_dao_01?createDatabaseIfNotExist=true
+jdbc.url=jdbc:mysql://localhost:3306/spring_hibernate3_01?createDatabaseIfNotExist=true
 jdbc.user=tutorialuser
 jdbc.pass=tutorialmy5ql
 
diff --git a/spring-hibernate4/src/main/java/org/baeldung/spring/persistence/model/Child.java b/spring-hibernate4/src/main/java/org/baeldung/spring/persistence/model/Child.java
index 010063d252..e2382dfe11 100644
--- a/spring-hibernate4/src/main/java/org/baeldung/spring/persistence/model/Child.java
+++ b/spring-hibernate4/src/main/java/org/baeldung/spring/persistence/model/Child.java
@@ -34,6 +34,7 @@ public class Child implements Serializable {
         this.id = id;
     }
 
+    @OneToOne(mappedBy = "child")
     public Parent getParent() {
         return parent;
     }
@@ -42,4 +43,13 @@ public class Child implements Serializable {
         this.parent = parent;
     }
 
+    //
+
+    @Override
+    public String toString() {
+        final StringBuilder builder = new StringBuilder();
+        builder.append("Child [id=").append(id).append(", parent=").append(parent).append("]");
+        return builder.toString();
+    }
+
 }
diff --git a/spring-hibernate4/src/main/java/org/baeldung/spring/persistence/model/Parent.java b/spring-hibernate4/src/main/java/org/baeldung/spring/persistence/model/Parent.java
index 39d43d1adf..c936e27dea 100644
--- a/spring-hibernate4/src/main/java/org/baeldung/spring/persistence/model/Parent.java
+++ b/spring-hibernate4/src/main/java/org/baeldung/spring/persistence/model/Parent.java
@@ -4,9 +4,9 @@ import java.io.Serializable;
 
 import javax.persistence.CascadeType;
 import javax.persistence.Entity;
-import javax.persistence.FetchType;
 import javax.persistence.GeneratedValue;
 import javax.persistence.Id;
+import javax.persistence.JoinColumn;
 import javax.persistence.OneToOne;
 
 @Entity
@@ -16,7 +16,6 @@ public class Parent implements Serializable {
     @GeneratedValue
     private long id;
 
-    @OneToOne(fetch = FetchType.LAZY, mappedBy = "parent", cascade = CascadeType.ALL)
     private Child child;
 
     public Parent() {
@@ -39,6 +38,8 @@ public class Parent implements Serializable {
         this.id = id;
     }
 
+    @OneToOne(cascade = CascadeType.ALL)
+    @JoinColumn(name = "child_fk")
     public Child getChild() {
         return child;
     }
@@ -47,4 +48,13 @@ public class Parent implements Serializable {
         this.child = child;
     }
 
+    //
+
+    @Override
+    public String toString() {
+        final StringBuilder builder = new StringBuilder();
+        builder.append("Parent [id=").append(id).append(", child=").append(child).append("]");
+        return builder.toString();
+    }
+
 }
diff --git a/spring-hibernate4/src/main/resources/persistence-mysql.properties b/spring-hibernate4/src/main/resources/persistence-mysql.properties
index a1ff997616..8263b0d9ac 100644
--- a/spring-hibernate4/src/main/resources/persistence-mysql.properties
+++ b/spring-hibernate4/src/main/resources/persistence-mysql.properties
@@ -1,6 +1,6 @@
 # jdbc.X
 jdbc.driverClassName=com.mysql.jdbc.Driver
-jdbc.url=jdbc:mysql://localhost:3306/spring_hibernate_dao_01?createDatabaseIfNotExist=true
+jdbc.url=jdbc:mysql://localhost:3306/spring_hibernate4_01?createDatabaseIfNotExist=true
 jdbc.user=tutorialuser
 jdbc.pass=tutorialmy5ql
 
diff --git a/spring-hibernate4/src/test/java/org/baeldung/spring/persistence/service/ParentServicePersistenceIntegrationTest.java b/spring-hibernate4/src/test/java/org/baeldung/spring/persistence/service/ParentServicePersistenceIntegrationTest.java
index df40f6a6a9..7f7060f0b9 100644
--- a/spring-hibernate4/src/test/java/org/baeldung/spring/persistence/service/ParentServicePersistenceIntegrationTest.java
+++ b/spring-hibernate4/src/test/java/org/baeldung/spring/persistence/service/ParentServicePersistenceIntegrationTest.java
@@ -32,9 +32,14 @@ public class ParentServicePersistenceIntegrationTest {
         final Child childEntity = new Child();
         childService.create(childEntity);
 
-        service.create(new Parent(childEntity));
+        final Parent parentEntity = new Parent(childEntity);
+        service.create(parentEntity);
 
-        System.out.println();
+        System.out.println("Child = " + childService.findOne(childEntity.getId()));
+        System.out.println("Child - parent = " + childService.findOne(childEntity.getId()).getParent());
+
+        System.out.println("Parent = " + service.findOne(parentEntity.getId()));
+        System.out.println("Parent - child = " + service.findOne(parentEntity.getId()).getChild());
     }
 
 }