diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 378205eeebd..9dc2b79bc18 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -7,6 +7,8 @@ Thu Jun 17 15:07 1999  Bruce Korb <ddsinc09@ix.netcom.com>
 
 Thu Jun 17 21:34:24 1999  J"orn Rennecke <amylaar@cygnus.co.uk>
 
+	* invoke.texi (ia32 options): Fix typo.
+
 	* loop.c (strength_reduce): When doing biv->giv conversion, update
 	reg note of NEXT->insn.
 
diff --git a/gcc/invoke.texi b/gcc/invoke.texi
index 1c876983e8a..655a156f888 100644
--- a/gcc/invoke.texi
+++ b/gcc/invoke.texi
@@ -342,7 +342,7 @@ in the following sections.
 -mno-wide-multiply  -mrtd  -malign-double
 -mreg-alloc=@var{list}  -mregparm=@var{num}
 -malign-jumps=@var{num}  -malign-loops=@var{num}
--malign-functions=@var{num} -mpreferred_stack_boundary=@var{num}
+-malign-functions=@var{num} -mpreferred-stack-boundary=@var{num}
 
 @emph{HPPA Options}
 -march=@var{architecture type}