diff --git a/src/less/lib/font.less b/src/less/lib/font.less
index bc9236a93..f586bf464 100644
--- a/src/less/lib/font.less
+++ b/src/less/lib/font.less
@@ -11,6 +11,7 @@
 @font-solid-right: "e6d8";
 @font-solid-top: "e6d6";
 @font-solid-bottom: "e6d7";
+@font-up-triangle: "e70a";
 @font-down-triangle: "e70b";
 @font-key: "e740";
 
diff --git a/src/less/resource/font.less b/src/less/resource/font.less
index fa1698eec..dfba73d76 100644
--- a/src/less/resource/font.less
+++ b/src/less/resource/font.less
@@ -74,6 +74,7 @@
 
 //单选下拉框
 //向下展开子菜单
+.font(pull-up-font, @font-up-triangle);
 .font(pull-down-font, @font-down-triangle);
 .font-hover(pull-down-h-font, @font-down-triangle);
 .font-hover-active(pull-down-ha-font, @font-down-triangle);