diff --git a/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/DefaultFlashMapManager.java b/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/DefaultFlashMapManager.java
index 6b100f939c..ad3ab94587 100644
--- a/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/DefaultFlashMapManager.java
+++ b/org.springframework.web.servlet/src/main/java/org/springframework/web/servlet/support/DefaultFlashMapManager.java
@@ -42,7 +42,7 @@ import org.springframework.web.util.UrlPathHelper;
  */
 public class DefaultFlashMapManager implements FlashMapManager {
 
-	private static final String FLASH_MAPS_SESSION_ATTRIBUTE = DefaultFlashMapManager.class + ".FLASH_MAPS";
+	private static final String FLASH_MAPS_SESSION_ATTRIBUTE = DefaultFlashMapManager.class.getName() + ".FLASH_MAPS";
 
 	private static final Log logger = LogFactory.getLog(DefaultFlashMapManager.class);
 	
diff --git a/org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/support/DefaultFlashMapManagerTests.java b/org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/support/DefaultFlashMapManagerTests.java
index 50cecefe95..d644b50593 100644
--- a/org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/support/DefaultFlashMapManagerTests.java
+++ b/org.springframework.web.servlet/src/test/java/org/springframework/web/servlet/support/DefaultFlashMapManagerTests.java
@@ -255,12 +255,12 @@ public class DefaultFlashMapManagerTests {
 
 	@SuppressWarnings("unchecked")
 	private List<FlashMap> getFlashMaps() {
-		return (List<FlashMap>) this.request.getSession().getAttribute(DefaultFlashMapManager.class + ".FLASH_MAPS");
+		return (List<FlashMap>) this.request.getSession().getAttribute(DefaultFlashMapManager.class.getName() + ".FLASH_MAPS");
 	}
 
 	private List<FlashMap> createFlashMaps() {
 		List<FlashMap> allMaps = new CopyOnWriteArrayList<FlashMap>();
-		this.request.getSession().setAttribute(DefaultFlashMapManager.class + ".FLASH_MAPS", allMaps);
+		this.request.getSession().setAttribute(DefaultFlashMapManager.class.getName() + ".FLASH_MAPS", allMaps);
 		return allMaps;
 	}