diff --git a/slope-evaluator/README.md b/slope-evaluator/README.md
index 7b0a419350b34170a76791218d224c55245b3966..65bba4d7d02225c44ddcda36d9bcc4f231ba334e 100644
--- a/slope-evaluator/README.md
+++ b/slope-evaluator/README.md
@@ -22,5 +22,5 @@ Run the Docker image:
 
 ## Configuration
 
-You can set the `HOST` and the `PORT`  (and a lot of more parameters) via environment variablen. Default is `0.0.0.0:80`.
+You can set the `HOST` and the `PORT` (and a lot of more parameters) via environment variables. Default is `0.0.0.0:80`.
 For more information see [here](https://github.com/tiangolo/uvicorn-gunicorn-fastapi-docker#advanced-usage).