Update README.md

README.md

@@ -8,12 +8,12 @@
 [![Downloads](https://pepy.tech/badge/hnet)](https://pepy.tech/project/hnet)
 [![Sphinx](https://img.shields.io/badge/Sphinx-Docs-Green)](https://erdogant.github.io/hnet/)
 [![arXiv](https://img.shields.io/badge/arXiv-Docs-Green)](https://arxiv.org/abs/2005.04679)
-[![Medium](https://img.shields.io/badge/Medium-Blog-green)](https://towardsdatascience.com/explore-and-understand-your-data-with-a-network-of-significant-associations-9a03cf79d254)
+[![Substack](https://img.shields.io/badge/Medium-Blog-green)](https://erdogant.substack.com/p/advanced-network-analysis-to-explore)
 [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/erdogant/hnet/blob/master/notebooks/hnet.ipynb)
 [![DOI](https://zenodo.org/badge/226647104.svg)](https://zenodo.org/badge/latestdoi/226647104)
 
 <p align="left">
-  <a href="https://open.substack.com/pub/erdogant/p/advanced-network-analysis-to-explore?r=ffc3n&utm_campaign=post&utm_medium=web">
+  <a href="https://erdogant.substack.com/p/advanced-network-analysis-to-explore">
   <img src="https://github.com/erdogant/hnet/blob/master/docs/figs/blog_link.jpg" width="250" />
   </a>
 </p>