diff --git a/spring-ldap/src/main/java/org/springframework/ldap/core/DirContextProxy.java b/spring-ldap/src/main/java/org/springframework/ldap/core/DirContextProxy.java
index 7b6ae72c..9e6009c7 100644
--- a/spring-ldap/src/main/java/org/springframework/ldap/core/DirContextProxy.java
+++ b/spring-ldap/src/main/java/org/springframework/ldap/core/DirContextProxy.java
@@ -22,6 +22,7 @@ import javax.naming.directory.DirContext;
  * created by ContextSource proxies.
  * 
  * @author Mattias Arthursson
+ * @since 1.2
  */
 public interface DirContextProxy {
     /**