diff --git a/config/traefik.toml b/config/traefik.toml
index ff03078..3b076de 100644
--- a/config/traefik.toml
+++ b/config/traefik.toml
@@ -69,11 +69,14 @@ defaultEntryPoints = ["https","http"]
 email = "ddns@mcseeno.de"
 storage = "acme.json"
 entryPoint = "https"
+preferredChain = "ISRG Root X1"
 onHostRule = true
+[acme.tlsChallenge]
+
 [acme.httpChallenge]
-entryPoint = "http"
- [[acme.domains]]
- main = "czechman.dynvpn.de"
+  entryPoint = "http"
+[[acme.domains]]
+  main = "czechman.dynvpn.de"
 
  
 #[retry]