diff --git a/customize.dist/src/less2/include/toolbar-history.less b/customize.dist/src/less2/include/toolbar-history.less
index 606ab33e5..261933e1c 100644
--- a/customize.dist/src/less2/include/toolbar-history.less
+++ b/customize.dist/src/less2/include/toolbar-history.less
@@ -192,8 +192,8 @@
             //background: @pos-color;
             position: absolute;
             &:before {
-                margin-top: -17px;
-                font-size: 24px;
+                margin-top: -16px;
+                font-size: 23px;
                 position: absolute;
                 left: ~"calc(50% - 6px)";
             }