diff --git a/README.md b/README.md
index 75b09b8..e3af60a 100644
--- a/README.md
+++ b/README.md
@@ -79,7 +79,7 @@ Alternatively you may wish to create the website on your local machine.
 Either clone the repository using git or click on the green "code" button and select "Download Zip".
 
 ```bash
-git clone https://github.com/pythonhealthdatascience/stars-simpy-examplar-docs
+git clone https://github.com/pythonhealthdatascience/stars-simpy-example-docs
 ```
 
 ### Installing dependencies
diff --git a/content/front_page.md b/content/front_page.md
index 348101a..fa3d111 100644
--- a/content/front_page.md
+++ b/content/front_page.md
@@ -1,6 +1,6 @@
 # Preface
 
-[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.6497477.svg)](https://doi.org/10.5281/zenodo.6497477)
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.11098527.svg)](https://doi.org/10.5281/zenodo.11098527)
 
 This book contains example enhanced documentation and open working for a discrete-event simulation model. The model is a based on the treatment centre example in Nelson [1]. The model is implemented in `python` and `simpy`.
 
diff --git a/environment.yml b/environment.yml
deleted file mode 100644
index d287a69..0000000
--- a/environment.yml
+++ /dev/null
@@ -1,14 +0,0 @@
-name: treatment_sim
-channels:
-  - conda-forge
-dependencies:
-  - joblib=0.15.1
-  - jupyterlab=3.0.9
-  - matplotlib=3.3.4
-  - numpy=1.19.2
-  - pandas=1.2.3
-  - pip=21.0.1
-  - python=3.8.8
-  - scipy=1.6.1
-  - simpy=4.0.1
-