diff --git a/public/js/index.js b/public/js/index.js
index ad77e0d..1150f7a 100644
--- a/public/js/index.js
+++ b/public/js/index.js
@@ -1781,6 +1781,7 @@ function checkCursorTag(coord, ele) {
         buildMapInner();
     var left = coord.left;
     var top = lineHeightMap[cursor.line] * defaultTextHeight; //coord.top;
+    top -= dropdown.closest('.CodeMirror-sizer > *').position().top;
     var offsetLeft = -3;
     var offsetTop = defaultTextHeight;
     var statusBarHeight = 0;
@@ -2354,6 +2355,7 @@ function checkCursorMenu() {
         buildMapInner();
     var left = coord.left;
     var top = lineHeightMap[cursor.line] * defaultTextHeight; //coord.top;
+    top -= dropdown.closest('.CodeMirror-sizer > *').position().top;
     var offsetLeft = 0;
     var offsetTop = defaultTextHeight;
     var statusBarHeight = 0;