diff --git a/slope-evaluator/README.md b/slope-evaluator/README.md
index c8bc9dad9e3ee2bcfceee27a0f8bb92ed418623b..7b0a419350b34170a76791218d224c55245b3966 100644
--- a/slope-evaluator/README.md
+++ b/slope-evaluator/README.md
@@ -17,10 +17,10 @@ docker build . -t theodolite-evaluator
 Run the Docker image:
 
 ```sh
- docker run -p 80:80  -e PORT="9999" theodolite-evaluator
+ docker run -p 80:80 theodolite-evaluator
 ```
 
 ## Configuration
 
-You can set the `HOST` and the `PORT`  (and a lot of more parameters) via environment variablen.
+You can set the `HOST` and the `PORT`  (and a lot of more parameters) via environment variablen. Default is `0.0.0.0:80`.
 For more information see [here](https://github.com/tiangolo/uvicorn-gunicorn-fastapi-docker#advanced-usage).