diff --git a/org.springframework.beans/src/main/java/org/springframework/beans/factory/support/AbstractBeanDefinition.java b/org.springframework.beans/src/main/java/org/springframework/beans/factory/support/AbstractBeanDefinition.java
index 36883a9b051..13b33165b17 100644
--- a/org.springframework.beans/src/main/java/org/springframework/beans/factory/support/AbstractBeanDefinition.java
+++ b/org.springframework.beans/src/main/java/org/springframework/beans/factory/support/AbstractBeanDefinition.java
@@ -120,7 +120,7 @@ public abstract class AbstractBeanDefinition extends BeanMetadataAttributeAccess
 
 	private String scope;
 
-	private boolean singleton = false;
+	private boolean singleton = true;
 
 	private boolean prototype = false;
 
@@ -171,6 +171,7 @@ public abstract class AbstractBeanDefinition extends BeanMetadataAttributeAccess
 
 	private Resource resource;
 
+
 	/**
 	 * Create a new AbstractBeanDefinition with default settings.
 	 */