diff --git a/contrib/numpy/index.md b/contrib/numpy/index.md
index b2d459a..df759d9 100644
--- a/contrib/numpy/index.md
+++ b/contrib/numpy/index.md
@@ -3,6 +3,7 @@
 - [Installing NumPy](installing-numpy.md)
 - [Introduction](introduction.md)
 - [NumPy Data Types](datatypes.md)
+- [Numpy Array Shape and Reshape](array_reshape.md)
 - [Basic Mathematics](basic_math.md)
 - [Operations on Arrays in NumPy](operations-on-arrays.md)
 - [Loading Arrays from Files](loading_arrays_from_files.md)