diff --git a/contrib/numpy/index.md b/contrib/numpy/index.md
index b2d459a..5e88e1d 100644
--- a/contrib/numpy/index.md
+++ b/contrib/numpy/index.md
@@ -8,3 +8,4 @@
 - [Loading Arrays from Files](loading_arrays_from_files.md)
 - [Saving Numpy Arrays into FIles](saving_numpy_arrays_to_files.md)
 - [Sorting NumPy Arrays](sorting-array.md)
+- [NumPy Array Iteration](numpy_array_iteration.md)