diff --git a/ChangeLog b/ChangeLog
index 8e56734352..b2d3ef804f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sun Feb 13 11:38:40 2005  Kazuo Saito  <ksaito@uranus.dti.ne.jp>
+
+	* regparse.c (type_cclass_hash): (Thanks Nobu) fixed
+	  overrun. ([ruby-dev:25676]).
+
 Sun Feb 13 10:53:08 2005  Kazuo Saito  <ksaito@uranus.dti.ne.jp>
 
 	* oniggnu.h, oniguruma.h, regcomp.c, st.c: imported
diff --git a/regparse.c b/regparse.c
index 6fe9044bdd..6b2ccde2de 100644
--- a/regparse.c
+++ b/regparse.c
@@ -4533,12 +4533,12 @@ static int type_cclass_hash(type_cclass_key* key)
   val = 0;
 
   p = (unsigned char* )&(key->enc);
-  for (i = 0; i < sizeof(OnigEncodingType); i++) {
+  for (i = 0; i < sizeof(key->enc); i++) {
     val = val * 997 + (int )*p++;
   }
 
   p = (unsigned char* )(&key->type);
-  for (i = 0; i < sizeof(int); i++) {
+  for (i = 0; i < sizeof(key->type); i++) {
     val = val * 997 + (int )*p++;
   }