diff --git a/compiler/mips/parms.lisp b/compiler/mips/parms.lisp
index 7f29c8e21b923b505c365d74d2d9ed6a10c019ab..7f28aec21f97c7934530a512372568d7354952c6 100644
--- a/compiler/mips/parms.lisp
+++ b/compiler/mips/parms.lisp
@@ -7,7 +7,7 @@
 ;;; Scott Fahlman (FAHLMAN@CMUC). 
 ;;; **********************************************************************
 ;;;
-;;; $Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/mips/parms.lisp,v 1.73 1990/10/01 16:32:13 ram Exp $
+;;; $Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/mips/parms.lisp,v 1.74 1990/10/02 05:39:39 wlott Exp $
 ;;;
 ;;;    This file contains some parameterizations of various VM
 ;;; attributes for the MIPS.  This file is separate from other stuff so 
@@ -205,7 +205,8 @@
   base-character
   sap
   unbound-marker
-  weak-pointer)
+  weak-pointer
+  structure-header)
 
 
 ;;;; Other non-type constants.