diff --git a/ChangeLog b/ChangeLog
index 3fa67e9457..ddfc44c03d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Apr 25 14:10:47 2007  Koichi Sasada  <ko1@atdot.net>
+
+	* ext/probeprofiler/probeprofiler.c: fix function name and
+	  return value.
+
 Wed Apr 25 12:42:40 2007  Koichi Sasada  <ko1@atdot.net>
 
 	* yarvcore.h: remove rb_control_frame_t#callee_id.
diff --git a/ext/probeprofiler/probeprofiler.c b/ext/probeprofiler/probeprofiler.c
index 9d2b1a6c09..9ffb203673 100644
--- a/ext/probeprofiler/probeprofiler.c
+++ b/ext/probeprofiler/probeprofiler.c
@@ -18,14 +18,14 @@ pprof_hook(rb_event_flag_t flag, VALUE data,
 	   VALUE dmyid, VALUE dmyklass)
 {
     rb_thread_t *th = GET_THREAD();
-    VALUE sig = rb_thread_current_sig(th);
+    VALUE sig = rb_thread_current_status(th);
     hash_inc(data, sig);
 }
 
 static VALUE
 pprof_data(VALUE mod)
 {
-    rb_const_get_at(mod, rb_intern("#pprof_data"));
+    return rb_const_get_at(mod, rb_intern("#pprof_data"));
 }
 
 static VALUE