diff --git a/src/ChangeLog b/src/ChangeLog
index 904d85a5..bce65f62 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2005-06-25  Hrvoje Niksic  <hniksic@xemacs.org>
+
+	* utils.c (with_thousand_seps_sum): Decrease buffer size so it
+	cannot overrun add_thousand_seps's buffer.
+
 2005-06-25  Hrvoje Niksic  <hniksic@xemacs.org>
 
 	* utils.c (SPRINTF_WGINT): The correct format is %I64d, not just
diff --git a/src/utils.c b/src/utils.c
index d0d7fbc9..a2942b37 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -1221,7 +1221,7 @@ with_thousand_seps (wgint l)
 char *
 with_thousand_seps_sum (SUM_SIZE_INT l)
 {
-  char inbuf[64];
+  char inbuf[32];
   snprintf (inbuf, sizeof (inbuf), "%.0f", l);
   return add_thousand_seps (inbuf);
 }