diff --git a/todonotesexample.tex b/todonotesexample.tex
index 31f9a6f..1409fe8 100644
--- a/todonotesexample.tex
+++ b/todonotesexample.tex
@@ -1,6 +1,6 @@
 \documentclass{article}
 \usepackage[colorlinks]{hyperref}
-\usepackage[colorinlistoftodos, textwidth=4cm]{todonotes}
+\usepackage[colorinlistoftodos, textwidth=4cm, shadow]{todonotes}
 \usepackage{amsmath}
 \usepackage[displaymath, tightpage]{preview}