diff --git a/compiler/alpha/vm.lisp b/compiler/alpha/vm.lisp
index 3401eff3d6c969e75e10ed1ef27007509f89b54c..48cd38d0f1e1f164a0ee835aaa107d8d6e32e880 100644
--- a/compiler/alpha/vm.lisp
+++ b/compiler/alpha/vm.lisp
@@ -5,7 +5,7 @@
 ;;; Carnegie Mellon University, and has been placed in the public domain.
 ;;;
 (ext:file-comment
-  "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/alpha/vm.lisp,v 1.4 1998/01/26 15:54:36 pw Exp $")
+  "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/alpha/vm.lisp,v 1.5 1998/03/04 15:01:52 dtc Exp $")
 ;;;
 ;;; **********************************************************************
 ;;;
@@ -159,7 +159,7 @@
   #+complex-float
   (complex-single-stack non-descriptor-stack :element-size 2)
   #+complex-float
-  (complex-double-stack non-descriptor-stack :element-size 2)
+  (complex-double-stack non-descriptor-stack :element-size 4 :alignment 2)
 
 
   ;; **** Things that can go in the integer registers.