diff --git a/README.md b/README.md
index 2c39057c16ce2ca9f865af0d55b6551ef00dc626..d57c15cf6de130db98ee8c242a65c0a126fac6fd 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ It is build around cURL from [https://curl.se/](https://curl.se/).
 - [curl.mkp](https://thl-cmk.hopto.org/gitlab/checkmk/vendor-independent/curl/-/raw/master/curl.mkp) the main package
 - [curl_executable.mkp](https://thl-cmk.hopto.org/gitlab/checkmk/vendor-independent/curl/-/raw/master/curl_executable.mkp) the Linux and Windows executable and the cURL cert bundle (this package is optional see below).
 
-**Note**: this plugin needs a fairly new version of `curl` to work. 
+**Note**: this plugin needs at leat `curl` version 7.70.0 from April 29 2020 to work. 
 
 To check if your system provided `curl` will work you can test it on the cli like this: