diff --git a/legacy/elementary/ChangeLog b/legacy/elementary/ChangeLog
index 3e4ae8ca02..42e1601482 100644
--- a/legacy/elementary/ChangeLog
+++ b/legacy/elementary/ChangeLog
@@ -426,3 +426,7 @@
 2012-0830 Shilpa Onkar Singh
 
 	Naviframe's item Subtitle_label deleted in item_free.
+
+2012-0831 WooHyun Jung
+
+	The state of elm_check is now changed by mouse click event.
diff --git a/legacy/elementary/data/themes/widgets/check.edc b/legacy/elementary/data/themes/widgets/check.edc
index c8bbf823b3..cc87e99d04 100644
--- a/legacy/elementary/data/themes/widgets/check.edc
+++ b/legacy/elementary/data/themes/widgets/check.edc
@@ -147,7 +147,7 @@ group { name: "elm/check/base/default";
    }
    programs {
       program { name: "click";
-         signal: "mouse,up,1";
+         signal: "mouse,clicked,1";
          source: "events";
          action: SIGNAL_EMIT "elm,action,check,toggle" "";
       }