diff --git a/ChangeLog b/ChangeLog
index 1a46121e14..32f7f83085 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Nov  4 08:19:31 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* cont.c (rb_fiber_start): fixed unconditional test.
+
 Wed Nov  4 02:08:14 2009  Aaron Patterson <tenderlove@ruby-lang.org>
 
 	* ext/dl/cptr.c (rb_dlptr_eql, rb_dlptr_cmp): DL::CPtr#== and DL::CPtr#<=>
diff --git a/cont.c b/cont.c
index b8b3553641..a77f35e6d2 100644
--- a/cont.c
+++ b/cont.c
@@ -858,7 +858,7 @@ rb_fiber_start(void)
     TH_POP_TAG();
 
     if (state) {
-	if (TAG_RAISE) {
+	if (state == TAG_RAISE) {
 	    th->thrown_errinfo = th->errinfo;
 	}
 	else {