diff --git a/Dockerfile b/Dockerfile
index d25fe584..dc812939 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,5 @@
 # use "dotnet/sdk" to get the compiler and "ASPNETCORE_URLS" to compensate for the now missing env variable
 FROM mcr.microsoft.com/dotnet/sdk:8.0
-ENV ASPNETCORE_URLS=http://+:80
 WORKDIR /app
 COPY app .