diff --git a/README.md b/README.md
index 7d11c08..9acd5a4 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # DOT DOH with haproxy
 
-[Mozilla ssl-config](https://ssl-config.mozilla.org/)
+**[Mozilla ssl-config](https://ssl-config.mozilla.org/)**
 
 **!!! denylist.rpz and allowlist.rpz are made for my _private_ use and will _cause_ problem with _some_ domain !!!**
 
@@ -23,3 +23,6 @@ Query
                       |--------------------------------------------------------------> Dns Resolver (Knot-resolver dns local)
                       
 ```
+
+# Recommendation
+1. [knot-resolver](https://knot-resolver.cz) **Recommend** using upstream repository on debian