diff --git a/index.html b/index.html
index 0faf0d1..11fa70e 100644
--- a/index.html
+++ b/index.html
@@ -99,7 +99,7 @@ Instructions for editing figures / equations can be found <a href="https://drive
 	<li> Notebook 6.3 - Stochastic gradient descent: <a href="https://github.com/udlbook/udlbook/blob/main/Notebooks/Chap06/6_3_Stochastic_Gradient_Descent.ipynb">ipynb/colab </a>
 	<li> Notebook 6.4 - Momentum: <a href="https://github.com/udlbook/udlbook/blob/main/Notebooks/Chap06/6_4_Momentum.ipynb">ipynb/colab </a>
 	<li> Notebook 6.5 - Adam: <a href="https://github.com/udlbook/udlbook/blob/main/Notebooks/Chap06/6_5_Adam.ipynb">ipynb/colab </a>
-	<li> Notebook 7.1 - Backpropagtion in toy model: <a href="https://github.com/udlbook/udlbook/blob/main/Notebooks/Chap07/7_1_Backpropagation_in_Toy_Model.ipynb"">ipynb/colab </a>
+	<li> Notebook 7.1 - Backpropagation in toy model: <a href="https://github.com/udlbook/udlbook/blob/main/Notebooks/Chap07/7_1_Backpropagation_in_Toy_Model.ipynb"">ipynb/colab </a>
 	<li> Notebook 7.2 - Backpropagation: <a href="https://github.com/udlbook/udlbook/blob/main/Notebooks/Chap07/7_2_Backpropagation.ipynb">ipynb/colab </a>
 	<li> Notebook 7.3 - Initialization: <a href=""https://github.com/udlbook/udlbook/blob/main/Notebooks/Chap07/7_3_Initialization.ipynb">ipynb/colab </a>
 	<li> Notebook 8.1 - MNIST-1D performance: <a href="https://github.com/udlbook/udlbook/blob/main/Notebooks/Chap08/8_1_MNIST_1D_Performance.ipynb"">ipynb/colab </a>