diff --git a/Dockerfile b/Dockerfile
index 30e85ec..c46ec45 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,7 +27,6 @@ CMD ["mkdocs", "serve", "-a", "0.0.0.0:8000"]
 # Do the actual build of the mkdocs site
 FROM base AS build
 COPY . .
-ARG LANGUAGE
 RUN mkdocs build
 
 # Extract the static content from the build