diff --git a/spring-session/src/main/java/org/springframework/session/web/http/SessionRepositoryFilter.java b/spring-session/src/main/java/org/springframework/session/web/http/SessionRepositoryFilter.java
index ce47ec0c..a6427b25 100644
--- a/spring-session/src/main/java/org/springframework/session/web/http/SessionRepositoryFilter.java
+++ b/spring-session/src/main/java/org/springframework/session/web/http/SessionRepositoryFilter.java
@@ -93,6 +93,8 @@ public class SessionRepositoryFilter<S extends ExpiringSession>
 	public static final String INVALID_SESSION_ID_ATTR = SESSION_REPOSITORY_ATTR
 			+ ".invalidSessionId";
 
+	private static final String CURRENT_SESSION_ATTR = "org.springframework.session.web.http.CURRENT_SESSION"; // compile-time constant.
+
 	/**
 	 * The default filter order.
 	 */
@@ -213,8 +215,6 @@ public class SessionRepositoryFilter<S extends ExpiringSession>
 	 */
 	private final class SessionRepositoryRequestWrapper
 			extends HttpServletRequestWrapper {
-		private final String CURRENT_SESSION_ATTR = HttpServletRequestWrapper.class
-				.getName();
 		private Boolean requestedSessionIdValid;
 		private boolean requestedSessionInvalidated;
 		private final HttpServletResponse response;
@@ -252,15 +252,15 @@ public class SessionRepositoryFilter<S extends ExpiringSession>
 
 		@SuppressWarnings("unchecked")
 		private HttpSessionWrapper getCurrentSession() {
-			return (HttpSessionWrapper) getAttribute(this.CURRENT_SESSION_ATTR);
+			return (HttpSessionWrapper) getAttribute(CURRENT_SESSION_ATTR);
 		}
 
 		private void setCurrentSession(HttpSessionWrapper currentSession) {
 			if (currentSession == null) {
-				removeAttribute(this.CURRENT_SESSION_ATTR);
+				removeAttribute(CURRENT_SESSION_ATTR);
 			}
 			else {
-				setAttribute(this.CURRENT_SESSION_ATTR, currentSession);
+				setAttribute(CURRENT_SESSION_ATTR, currentSession);
 			}
 		}