Update README.md

README.md

@@ -1,8 +1,8 @@
 [![PyPI Version](https://badge.fury.io/py/pynamical.svg)](https://badge.fury.io/py/pynamical)
 [![Anaconda Downloads](https://anaconda.org/conda-forge/pynamical/badges/downloads.svg)](https://anaconda.org/conda-forge/pynamical)
 [![Documentation Status](https://readthedocs.org/projects/pynamical/badge/?version=latest)](https://pynamical.readthedocs.io/)
-[![Build Status](https://github.com/gboeing/pynamical/workflows/tests/badge.svg?branch=master)](https://github.com/gboeing/pynamical/actions?query=workflow%3A%22tests%22)
-[![Coverage Status](https://codecov.io/gh/gboeing/pynamical/branch/master/graph/badge.svg)](https://codecov.io/gh/gboeing/pynamical)
+[![Build Status](https://github.com/gboeing/pynamical/workflows/tests/badge.svg?branch=main)](https://github.com/gboeing/pynamical/actions?query=workflow%3A%22tests%22)
+[![Coverage Status](https://codecov.io/gh/gboeing/pynamical/branch/main/graph/badge.svg)](https://codecov.io/gh/gboeing/pynamical)
 
 # pynamical
 
@@ -85,4 +85,4 @@ Animate a cobweb plot of the logistic map's parameter space [to explore](example
 
 ![](examples/readme/animated-logistic-cobweb.gif)
 
-Or define your [own model](https://github.com/gboeing/pynamical/blob/master/examples/pynamical-demo-other-models.ipynb) and simulate it with pynamical.
+Or define your [own model](https://github.com/gboeing/pynamical/blob/main/examples/pynamical-demo-other-models.ipynb) and simulate it with pynamical.