diff --git a/docker/red-ui/docker-entrypoint.sh b/docker/red-ui/docker-entrypoint.sh
index 1dd13c886..5b29262d8 100755
--- a/docker/red-ui/docker-entrypoint.sh
+++ b/docker/red-ui/docker-entrypoint.sh
@@ -15,11 +15,10 @@ echo '{
           "ADMIN_CONTACT_NAME":"'"$ADMIN_CONTACT_NAME"'",
           "ADMIN_CONTACT_URL":"'"$ADMIN_CONTACT_URL"'",
           "AUTO_READ_TIME":'"$AUTO_READ_TIME"',
+          "MAX_FILE_SIZE_MB":'"$MAX_FILE_SIZE_MB"',
           "API_URL":"'"$API_URL"'"
        }' > /usr/share/nginx/html/assets/config/config.json
 
-envsubst '$API_URL' < /nginx.conf.template > /etc/nginx/conf.d/default.conf
-
 echo 'Env variables: '
 cat /usr/share/nginx/html/assets/config/config.json