diff --git a/ChangeLog b/ChangeLog
index b592a46f96..845cb5f2c4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,12 @@
+Mon Jan 27 03:30:06 2003  NAKAMURA Usaku <usa@ruby-lang.org>
+
+	* error.c (get_syserror): use snprintf() instead of sprintf(). pointed
+	  out by knu.
+
 Mon Jan 27 02:06:38 2003  NAKAMURA Usaku <usa@ruby-lang.org>
 
-	* error.c (get_syserror): some Windows' errno have 5 digits.
+	* error.c (get_syserror): some Windows' errno have 5 digits. pointed
+	  out by znz.
 
 Sun Jan 26 19:23:10 2003  NAKAMURA Usaku <usa@ruby-lang.org>
 
@@ -221,7 +227,7 @@ Sun Jan 19 23:08:18 2003  Akinori MUSHA  <knu@iDaemons.org>
 
 Sun Jan 19 14:01:12 2003  UENO Katsuhiro  <unnie@blue.sky.or.jp>
 
-	* regex.c (is_in_list): should work weill with UTF-8.
+	* regex.c (is_in_list): should work well with UTF-8.
 
 	* regex.c (re_match_exec): ditto.
 
diff --git a/error.c b/error.c
index 272390139c..fc4e08ff07 100644
--- a/error.c
+++ b/error.c
@@ -497,7 +497,7 @@ get_syserr(int n)
     if (!st_lookup(syserr_tbl, n, &error)) {
 	char name[8];	/* some Windows' errno have 5 digits. */
 
-	sprintf(name, "E%03d", n);
+	snprintf(name, sizeof(name), "E%03d", n);
 	error = set_syserr(n, name);
     }
     return error;