diff --git a/community-tutorials/install-reverse-proxy/01-en.md b/community-tutorials/install-reverse-proxy/01-en.md
index a091cd4..8671f59 100644
--- a/community-tutorials/install-reverse-proxy/01-en.md
+++ b/community-tutorials/install-reverse-proxy/01-en.md
@@ -6,7 +6,7 @@ slug: how-to-setup-nginx-reverse-proxy
 author_name: Leonard Seibold
 author_url: https://github.com/zortax
 author_image: https://avatars.githubusercontent.com/u/13034313?v=4
-author_bio: -
+author_bio: 
 tags: [docker, docker-compose, nginx, letsencrypt, reverse-proxy]
 netcup_product_url: https://www.netcup.eu/bestellen/produkt.php?produkt=2902
 language: en