df71a5
@@ -1,13 +1,15 @@
 package org.springframework.security.oauth2.provider.refresh;
 
+import java.io.Serializable;
 import java.util.Set;
 
 /**
  * Holder for refresh token details.
- *
+ * 
  * @author Ryan Heaton
+ * @author Dave Syer
  */
-public class RefreshTokenDetails {
+public class RefreshTokenDetails implements Serializable {
 
 	private final String refreshToken;
 	private final Set<String> scope;
