diff --git a/sysdeps/alpha/s_fabs.S b/sysdeps/alpha/s_fabs.S
index e5992ad90c..00698d6bd5 100644
--- a/sysdeps/alpha/s_fabs.S
+++ b/sysdeps/alpha/s_fabs.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by David Mosberger <davidm@azstarnet.com>
 
@@ -21,9 +21,11 @@
 
 ENTRY(__fabs)
 #ifdef PROF
+	.set noat
 	ldgp	gp, 0(pv)
 	lda	AT, _mcount
 	jsr	AT, (AT), _mcount
+	.set at
 	.prologue 1
 #else
 	.prologue 0