diff --git a/webmails/rainloop/Dockerfile b/webmails/rainloop/Dockerfile
index 77b7a4a2..0e7f317e 100644
--- a/webmails/rainloop/Dockerfile
+++ b/webmails/rainloop/Dockerfile
@@ -67,3 +67,5 @@ EXPOSE 80/tcp
 VOLUME ["/data"]
 
 CMD php-fpm7 && /start.py
+
+HEALTHCHECK CMD curl -f -L http://localhost/ || exit 1