diff --git a/docs/index.md b/docs/index.md
index f5a2334..eeb2fa1 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -90,19 +90,20 @@ FIWARE Postman collections can be downloaded directly from the
[Gitpod](https://github.com/gitpod-io/gitpod) is an open-source Kubernetes application for ready-to-code cloud
development environments that spins up an automated dev environment for each task, in the cloud. It enables you to run
the tutorials in a cloud development environment directly from your browser or your Desktop IDE.
+The default environment is based on Ubuntu and includes Java `11.0.16` and Maven `3.8.6`.
### Apache Maven 
[Apache Maven](https://maven.apache.org/download.cgi) is a software project management and comprehension tool. Based on
the concept of a project object model (POM), Maven can manage a project's build, reporting and documentation from a
central piece of information. Maven can be used to define and download our dependencies and to build and package Java or
-Scala code into a JAR file.
+Scala code into a JAR file. Apache Maven `3.8.6` or higher is recommended.
### JQ 
[jq](https://jqlang.github.io/jq/) is a lightweight and flexible command-line JSON processor which can be used to format
the JSON responses received from the context broker and other FIWARE components. More information about how to use jq
-can be found [here](https://www.digitalocean.com/community/tutorials/how-to-transform-json-data-with-jq)
+can be found [here](https://www.digitalocean.com/community/tutorials/how-to-transform-json-data-with-jq). `jq-1.6` is recommended.
## Context Brokers