diff --git a/README.md b/README.md
index d694166..05d8ad4 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,6 @@
-Read the static version [HERE](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/master/blob/toc.ipynb)
+Read the static version [HERE](http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/toc.ipynb)
+
+http://nbviewer.ipython.org/github/rlabbe/Kalman-and-Bayesian-Filters-in-Python/blob/master/toc.ipynb
 
 #[Kalman Filters and Random Signals in Python](http://github.com/rlabbe/Kalman-Filters-and-Random-Signals-in-Python)