diff --git a/README.md b/README.md
index 6fe2260..86c4e3d 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ debian/ubuntu docker image with developer tools for .deb file building and packa
 ## available OSes and releases
 
 |   OS   | Release  |
-+--------+----------+
+|--------|----------|
 | Debian | bullseye |
 | Debian | buster   |
 | Ubuntu | 20.04    |