diff --git a/doc/testing/postman/README.md b/doc/testing/postman/README.md
index 9bdcf4b6bc2aa4ccf7046576a4c7b5261bd59be7..080d308e82d819eecd39ed01f8a3b50f6c1f224f 100644
--- a/doc/testing/postman/README.md
+++ b/doc/testing/postman/README.md
@@ -1,5 +1,6 @@
 # Postman
-In this section we can use Postman to publish an API as a provider and use it as an invoker.
+
+This section shows how OpenCAPIF is used through requests made with Postman, from the creation of a provider together with the publication of an api, to the creation of an invoker and the consumption of the published api. Everything you need to run the test is in Postman-Test.zip.
 
 ## Requisites
 
@@ -14,7 +15,7 @@ In this section we can use Postman to publish an API as a provider and use it as
 npm i
 ```
 
-1. Run the <a href="./script.js" download>script.js</a> with the following command:
+2. Run the <a href="./script.js" download>script.js</a> with the following command:
 
 ```
 node script.js
@@ -22,6 +23,11 @@ node script.js
 
 3. Import Postman collection and environment variables (<a href="./CAPIF.postman_collection.json" download>CAPIF.postman_collection.json</a> and <a href="./CAPIF.postman_environment.json" download>CAPIF.postman_environment.json</a>)
 4. Select CAPIF Environment before start testing.
+5. Install the necessary dependencies from requirements.txt using the following command:
+
+```
+pip install -r requirements.txt
+```
 
 ## Remote CAPIF