diff --git a/lib/ace/mouse/default_handlers.js b/lib/ace/mouse/default_handlers.js
index af741ce6..8529c0fc 100644
--- a/lib/ace/mouse/default_handlers.js
+++ b/lib/ace/mouse/default_handlers.js
@@ -322,6 +322,8 @@ function calcDistance(ax, ay, bx, by) {
 function calcRangeOrientation(range, cursor) {
     if (range.start.row == range.end.row)
         var cmp = 2 * cursor.column - range.start.column - range.end.column;
+    else if (range.start.row == range.end.row - 1 && !range.start.column && !range.end.column)
+        var cmp = cursor.column - 4;
     else
         var cmp = 2 * cursor.row - range.start.row - range.end.row;