diff --git a/ChangeLog b/ChangeLog
index 1ff46e4a65..2feb412179 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,7 @@
-Sat Oct 25 03:56:27 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+Sat Oct 25 03:58:49 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* signal.c (signal_buff): made static.  a patch by Tadashi Saito
+	  <shiba AT mail2.accsnet.ne.jp> at [ruby-dev:36915]
 
 	* util.c (freedtoa): made static to get rid of name clash.  a patch by
 	  Tadashi Saito <shiba AT mail2.accsnet.ne.jp> at [ruby-dev:36913]
diff --git a/signal.c b/signal.c
index e99a5eb73a..d138874605 100644
--- a/signal.c
+++ b/signal.c
@@ -398,7 +398,7 @@ rb_f_kill(int argc, VALUE *argv)
     return INT2FIX(i-1);
 }
 
-struct {
+static struct {
     rb_atomic_t cnt[RUBY_NSIG];
     rb_atomic_t size;
 } signal_buff;