diff --git a/README.md b/README.md
index 9cc9ba2..a69726d 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,7 @@ This plugin provides an HTTP2 Sampler.
 ## To create your test:
 
 1. Install the HTTP/2 plugin from the [plugins manager](https://www.blazemeter.com/blog/how-install-jmeter-plugins-manager).
+> Please note that you need to install OpenJDK version 11 as older versions won't work.
 
 2. Create a Thread Group.