diff --git a/Dockerfile b/Dockerfile
index 88f96cf..98392e5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,4 +4,4 @@ COPY nginx.conf /etc/nginx/conf.d/default.conf
 COPY *.html /usr/share/nginx/html/
 COPY assets/ /usr/share/nginx/html/assets/
 EXPOSE 80
-HEALTHCHECK CMD wget -qO- http://localhost/ >/dev/null 2>&1 || exit 1
+HEALTHCHECK CMD wget -qO- http://127.0.0.1/ >/dev/null 2>&1 || exit 1
diff --git a/nginx.conf b/nginx.conf
index 1c20828..9083993 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -1,5 +1,6 @@
 server {
     listen 80;
+    listen [::]:80;
     server_name _;
     root /usr/share/nginx/html;
     index index.html;