diff --git a/site/Dockerfile b/site/Dockerfile
index 549f6ca..f73ff62 100644
--- a/site/Dockerfile
+++ b/site/Dockerfile
@@ -21,6 +21,6 @@ COPY --from=builder /app/public /usr/share/nginx/html
 EXPOSE 80
 
 HEALTHCHECK --interval=30s --timeout=3s --start-period=5s \
-    CMD wget -q --spider http://localhost/ || exit 1
+    CMD wget -q --spider http://127.0.0.1/ || exit 1
 
 CMD ["nginx", "-g", "daemon off;"]
diff --git a/site/nginx.conf b/site/nginx.conf
index f695f0b..49bae39 100644
--- a/site/nginx.conf
+++ b/site/nginx.conf
@@ -1,5 +1,6 @@
 server {
     listen       80;
+    listen       [::]:80;
     server_name  _;
     root   /usr/share/nginx/html;
     index  index.html;