diff --git a/docs/contributing/developing.mdx b/docs/contributing/developing.mdx
index af321dea2..64f75533f 100644
--- a/docs/contributing/developing.mdx
+++ b/docs/contributing/developing.mdx
@@ -40,6 +40,10 @@ PUBLIC_KEY='ldr6JaC7AY+tun3omGLdE4SWpkJbtVBOI54KfUP53Xc='
 
 These variables are used to connect the MongoDB and set the URL for the localhost.
 
+For development, you can use `root` for the `MONGO_USERNAME` and `example` for the `MONGO_PASSWORD` as shown in the screenshot.
+
+Take into account that if you use your own `MONGO_USERNAME` and `MONGO_PASSWORD`, you also have to change the `MONGO_URL` with the form of `MONGO_USERNAME:MONGO_PASSWORD` after the `//` part of the URL.
+
 3. Mail SMTP service variables
 
 ![image](https://user-images.githubusercontent.com/118568289/206792653-ba3211d1-1071-43f2-93a7-8b408bbd9e0e.png)