diff --git a/README.md b/README.md
index 3da6c660c7cb707ed13c3c5d06cee8ac4dcdc8b0..c69f4017e3c1dd5b5654521442526f59c53b5257 100644
--- a/README.md
+++ b/README.md
@@ -98,8 +98,8 @@ On each line you have the three fields _service_name_, _url_, _curl_options_. Th
 <details><summary>Sample curl.cfg file</summary>
 
 ```
-forum.checkmk.com|https://forum.checkmk.com/|--location
-thl-cmk.hopto.org|https://thl-cmk.hopto.org|--location
+forum.checkmk.com|https://forum.checkmk.com/|"--location --insecure"
+thl-cmk.hopto.org|https://thl-cmk.hopto.org|"--location --head"
 ```
 
 </details>