diff --git a/plugins/slick.cellrangeselector.js b/plugins/slick.cellrangeselector.js
index d956d6ac..250d0d65 100644
--- a/plugins/slick.cellrangeselector.js
+++ b/plugins/slick.cellrangeselector.js
@@ -117,6 +117,7 @@
 
       // prevent the grid from cancelling drag'n'drop by default
       e.stopImmediatePropagation();
+      e.preventDefault();
     }
 
     function handleDragStart(e, dd) {