diff --git a/docs/tutorials/rfc2136.md b/docs/tutorials/rfc2136.md
index 97508e66f..7d5054bed 100644
--- a/docs/tutorials/rfc2136.md
+++ b/docs/tutorials/rfc2136.md
@@ -379,7 +379,7 @@ You'll want to configure `external-dns` similarly to the following:
 ```text
 ...
         - --provider=rfc2136
-	 - --rfc2136-gss-tsig
+	- --rfc2136-gss-tsig
         - --rfc2136-host=dns-host.yourdomain.com
         - --rfc2136-port=53
         - --rfc2136-zone=your-zone.com