diff --git a/Dockerfile b/Dockerfile
index 30665ff..bc4bcfa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,8 +2,8 @@
 FROM python:3.8-slim
 
 # referencing docker compose (find wiki) #
-ENV PORT ${PORT}
-ENV HOST ${HOST}
+ENV port ${port}
+ENV port ${host}
 
 WORKDIR /app
 COPY . .
diff --git a/app.py b/app.py
index aec9eb0..4ea509c 100644
--- a/app.py
+++ b/app.py
@@ -9,8 +9,8 @@
 
 if (__name__ == '__main__'):
    
-   host = environ.get('HOST')
-   port = environ.get('PORT')
+   host = environ.get('host')
+   port = environ.get('port')
       
    objLayout = layout()
    objCallbacks = callbacks()