diff --git a/ChangeLog b/ChangeLog
index b37132a7d9..b8a0061ee0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Jul 30 21:08:06 2008  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* regparse.c (parse_exp): fix memory leak at Regexp.new("x{1,1}").
+
 Wed Jul 30 17:48:15 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* win32/win32.c (rb_w32_select): recalc the rest of timeout for each
diff --git a/regparse.c b/regparse.c
index 4a5e861fdb..0caecc11ed 100644
--- a/regparse.c
+++ b/regparse.c
@@ -5392,6 +5392,9 @@ parse_exp(Node** np, OnigToken* tok, int term,
       if (r == 0) {
 	*targetp = qn;
       }
+      else if (r == 1) {
+        onig_node_free(qn);
+      }
       else if (r == 2) { /* split case: /abc+/ */
 	Node *tmp;