diff --git a/winsup/utils/ChangeLog b/winsup/utils/ChangeLog
index de0c56033..ac3ff9a4c 100644
--- a/winsup/utils/ChangeLog
+++ b/winsup/utils/ChangeLog
@@ -1,3 +1,7 @@
+2007-12-07  Corinna Vinschen  <corinna@vinschen.de>
+
+	* regtool.cc (opts): Add missing 'W'.
+
 2007-12-06  Corinna Vinschen  <corinna@vinschen.de>
 
 	* ps.cc: Include limits.h.
diff --git a/winsup/utils/regtool.cc b/winsup/utils/regtool.cc
index 588c0ae23..6da9845f9 100644
--- a/winsup/utils/regtool.cc
+++ b/winsup/utils/regtool.cc
@@ -57,7 +57,7 @@ static struct option longopts[] =
   {NULL, 0, NULL, 0}
 };
 
-static char opts[] = "bdDehiklmnpqQsvVwxK:";
+static char opts[] = "bdDehiklmnpqQsvVwWxK:";
 
 const char *types[] =
 {