diff --git a/docker/init_scripts/docker-entrypoint.sh b/docker/init_scripts/docker-entrypoint.sh
index 2aa602268..71d3e8373 100755
--- a/docker/init_scripts/docker-entrypoint.sh
+++ b/docker/init_scripts/docker-entrypoint.sh
@@ -39,6 +39,13 @@ done
 export ROMM_BASE_PATH=${ROMM_BASE_PATH:-/romm}
 export ROMM_PORT=${ROMM_PORT:-8080}
 
+# Set IPV6_LISTEN based on IPV4_ONLY
+if [[ ${IPV4_ONLY} == "true" ]]; then
+	export IPV6_LISTEN="#listen [::]:${ROMM_PORT};"
+else
+	export IPV6_LISTEN="listen [::]:${ROMM_PORT};"
+fi
+
 # Replace environment variables used in nginx configuration templates.
 /docker-entrypoint.d/20-envsubst-on-templates.sh >/dev/null
 
diff --git a/docker/nginx/templates/default.conf.template b/docker/nginx/templates/default.conf.template
index 8f8e56deb..8ab4e85dd 100644
--- a/docker/nginx/templates/default.conf.template
+++ b/docker/nginx/templates/default.conf.template
@@ -23,7 +23,7 @@ map $request_uri $coop_header {
 server {
     root /var/www/html;
     listen ${ROMM_PORT};
-    listen [::]:${ROMM_PORT};
+    ${IPV6_LISTEN}
     server_name localhost;
 
     proxy_set_header Host $http_host;
diff --git a/env.template b/env.template
index 82bfc9e8e..e083314da 100644
--- a/env.template
+++ b/env.template
@@ -113,6 +113,7 @@ WEB_SERVER_KEEPALIVE=2
 WEB_SERVER_MAX_REQUESTS=1000
 WEB_SERVER_MAX_REQUESTS_JITTER=100
 WEB_SERVER_WORKER_CONNECTIONS=1000
+IPV4_ONLY=false
 
 # Development only
 DEV_MODE=true