diff --git a/examples/boltzmann_wealth_model/Readme.md b/examples/boltzmann_wealth_model/Readme.md
index 5a21aa40..8f7f7c81 100644
--- a/examples/boltzmann_wealth_model/Readme.md
+++ b/examples/boltzmann_wealth_model/Readme.md
@@ -34,10 +34,10 @@ If your browser doesn't open automatically, point it to [http://127.0.0.1:8765/]
 
 ## Optional
 
-An optional visualization is also provided using Streamlit, which is another popular Python library for creating interactive web applications. 
+An optional visualization is also provided using Streamlit, which is another popular Python library for creating interactive web applications.
 
 To run the Streamlit app, you will need to install the `streamlit` and `altair` libraries:
-    
+
 ```
     $ pip install streamlit altair
 ```