diff --git a/component/pear/css/module/button.css b/component/pear/css/module/button.css
index cff91cf..62ac56f 100644
--- a/component/pear/css/module/button.css
+++ b/component/pear/css/module/button.css
@@ -14,7 +14,7 @@
 	font-size: 14px;
 	background-color: white;
 	border: 1px solid #dcdfe6;
-	border-radius: 4px;
+	border-radius: 2px;
 	box-shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px 0 rgba(0, 0, 0, .06);
 }