diff --git a/src/CHANGELOG b/src/CHANGELOG
index 344eff6d4..3011f1f09 100644
--- a/src/CHANGELOG
+++ b/src/CHANGELOG
@@ -93,7 +93,12 @@ ECL 0.9i
    or use SLOT-VALUE. It should be set to NIL when one intends to redefine the
    SLOT-*-USING-CLASS methods.
 
- - Implemented [FUNCALLABLE-]STANDARD-INSTANCE-ACCESS.
+ - Implemented [FUNCALLABLE-]STANDARD-INSTANCE-ACCESS. They are synonyms for
+   SI:INSTANCE-REF and are, as such, inlined and _very_ unsafe. Use with care.
+
+ - Two nonstandard slots have been removed from standard-methods. Keeping track
+   of which methods were in a defgeneric function is done using the property
+   list of the methods.
 
 * Errors fixed:
 
diff --git a/src/clos/generic.lsp b/src/clos/generic.lsp
index 5e5ee0be4..a87c23c6d 100644
--- a/src/clos/generic.lsp
+++ b/src/clos/generic.lsp
@@ -23,12 +23,9 @@
       (let* ((output `(ensure-generic-function ',function-specifier
 		       :delete-methods t ,@option-list)))
 	(if method-list
-	    `(prog1 ,output
-	      ,@(mapcar #'(lambda (m)
-			  `(setf (method-from-defgeneric-p
-				    (defmethod ,function-specifier ,@m))
-			         t))
-		      method-list))
+	    `(associate-methods-to-gfun ,output
+	      ,@(mapcar #'(lambda (m) `(defmethod ,function-specifier ,@m))
+			method-list))
 	    output))
       )))
 
@@ -179,6 +176,11 @@
   (compute-g-f-spec-list gfun)
   gfun)
 
+(defun associate-methods-to-gfun (gfun &rest methods)
+  (dolist (method methods)
+    (setf (getf (method-plist method) :method-from-defgeneric-p) t))
+  gfun)
+
 (defmethod ensure-generic-function-using-class
     ((gfun generic-function) name &rest args &key (method-class 'STANDARD-METHOD)
      (generic-function-class (class-of gfun))
@@ -199,7 +201,7 @@
 	   generic-function-class))
   (when delete-methods
     (dolist (m (copy-list (generic-function-methods gfun)))
-      (when (method-from-defgeneric-p m)
+      (when (getf (method-plist m) :method-from-defgeneric-p)
 	(remove-method gfun m))))
   (unless (classp method-class)
     (setf args (list* :method-class (find-class method-class) args)))
diff --git a/src/clos/kernel.lsp b/src/clos/kernel.lsp
index 60718bbc0..1c7d225eb 100644
--- a/src/clos/kernel.lsp
+++ b/src/clos/kernel.lsp
@@ -127,9 +127,7 @@
       (qualifiers :initform nil :initarg :qualifiers :accessor method-qualifiers)
       (function :initarg :function :accessor method-function)
       (documentation :initform nil :initarg documentation)
-      (declarations :initform nil)
-      (plist :initform nil :initarg :plist :accessor method-plist)
-      (from-defgeneric-p :initform nil :accessor method-from-defgeneric-p))))
+      (plist :initform nil :initarg :plist :accessor method-plist))))
 
 #.(create-accessors +standard-method-slots+ 'standard-method)
 
diff --git a/src/cmp/sysfun.lsp b/src/cmp/sysfun.lsp
index c86d98468..cba3bc419 100644
--- a/src/cmp/sysfun.lsp
+++ b/src/cmp/sysfun.lsp
@@ -1322,6 +1322,8 @@ type_of(#0)==t_bitvector")
 (def-inline funcallable-standard-instance-access :always (funcallable-standard-object fixnum) t "instance_ref((#0),(#1))")
 (def-inline funcallable-standard-instance-access :unsafe (funcallable-standard-object fixnum) t
  "(#0)->instance.slots[#1]")
+
+(proclaim-function associate-methods-to-gfun (generic-function *) generic-function)
 )
 
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
@@ -1386,7 +1388,10 @@ type_of(#0)==t_bitvector")
     #+clos
     (;; combin.lsp
      method-combination-error
-     invalid-method-error)
+     invalid-method-error
+     #-(or) standard-instance-access ; this function is a synonym for si:instance-ref
+     #-(or) funcallable-standard-instance-access ; same for this one
+     )
 ))
 
 (proclaim
@@ -1435,6 +1440,7 @@ type_of(#0)==t_bitvector")
      clos::method-qualifiers
      clos::method-function
      clos::method-plist
+     clos::associate-methods-to-gfun
      ;; method.lsp
      clos::pop-next-method
      )))