diff --git a/src/main/session.cl b/src/main/session.cl
index bea9498..2ebece6 100644
--- a/src/main/session.cl
+++ b/src/main/session.cl
@@ -16,7 +16,7 @@
 
 ;;; Ephemeral cookie-based session management
 
-(defclass session-leader (resource)
+(defclass session-leader ()
   ((sessions :initform (make-hash-table :test #'equal)
 	     :reader session-leader-sessions)
    (session-name :initform "SESSIONID" :initarg :session-name
@@ -40,10 +40,6 @@ session id, which is then returned."))
     (setf (gethash new-id (session-leader-sessions leader)) data)
     new-id))
 
-(defgeneric session-leader-process-login (leader request)
-  (:documentation
-   "Process the :post request to handle a login."))
-
 (defmacro with-new-session ((leader data) &body body)
   `(let ((leader ,leader)
 	 (data ,data)
@@ -55,24 +51,20 @@ session id, which is then returned."))
 		       (session-leader-session-path leader))))
      result))
 
-(defmethod access-resource-using-method
-    ((resource session-leader) request (method (eql :POST)))
-  (session-leader-process-login resource request))
-
 (defgeneric get-session-data (leader request)
   (:documentation
    "Lookup a possible session-data item bound to the session id that
 is included in a Cookie header in the given request.  Returns nil of
 no corresponding session-data item can be found."))
 
-(defmethod get-session-data ((resource session-leader) request)
+(defmethod get-session-data ((leader session-leader) request)
   (when (header-exists-p request 'cookie)
-    (let* ((session-name (session-leader-session-name resource))
+    (let* ((session-name (session-leader-session-name leader))
 	   (cookie (assoc session-name (header-value request 'cookie)
 			  :test #'string-equal)))
       (when cookie
 	(gethash (cdr cookie)
-		 (session-leader-sessions resource)
+		 (session-leader-sessions leader)
 		 nil)))))
 
 (defclass sessioned-resource (resource)
@@ -101,3 +93,16 @@ is invoked to handle the request."
        (if ,var
 	   (progn ,@body)
 	   (handle-missing-session ,res-var ,req-var)))))
+
+;;; Hack for limited backwards compatability
+
+(defclass session-leader-resource (resource session-leader)
+  ())
+
+(defgeneric session-leader-process-login (leader request)
+  (:documentation
+   "Process the :post request to handle a login."))
+
+(defmethod access-resource-using-method
+    ((resource session-leader-resource) request (method (eql :POST)))
+  (session-leader-process-login resource request))