diff --git a/deploy/docker/frontend/01-update-nginx-conf.sh b/deploy/docker/frontend/01-update-nginx-conf.sh
index 01e2aad16..67364c75e 100644
--- a/deploy/docker/frontend/01-update-nginx-conf.sh
+++ b/deploy/docker/frontend/01-update-nginx-conf.sh
@@ -4,6 +4,7 @@ set -e
 
 CERT="/lowcoder-stacks/ssl"
 
+rm -f /etc/nginx/nginx.conf
 echo "Creating nginx config..."
 if [ -e "${CERT}/fullchain.pem" ] && [ -e "${CERT}/privkey.pem" ]; then
    echo "Certificates found, configuring with HTTPS."