diff --git a/docs/for-developers/configuration/frontend.md b/docs/for-developers/configuration/frontend.md
index b0ae17076ff5feabe0062a0084a30db0f63d9ef2..92738a26037be746407288ac21b9ad72eb6f3e29 100644
--- a/docs/for-developers/configuration/frontend.md
+++ b/docs/for-developers/configuration/frontend.md
@@ -8,6 +8,17 @@ description: >-
 
 ### :toolbox: Options
 
+#### General
+
+| name                       | type                | default                   | description                                                    |
+| -------------------------- | ------------------- | ------------------------- | -------------------------------------------------------------- |
+| VERSION                    | string              | "DEV"                     | Portal frontend's version                                      |
+| INSTANCE\_NAME             | string              | "HBP MIP"                 | Instance name of the MIP (visible in the header)               |
+| ONTOLOGY\_URL              | string \| undefined | undefined                 | Ontology's URL                                                 |
+| DATACATALOGUE\_SERVER      | string \| undefined | undefined                 | Datacatalogue's URL                                            |
+| CONTACT\_LINK              | string              | http://ebrains.eu/support | Contact URL (support)                                          |
+| EXPERIMENTS\_LIST\_REFRESH | string              | "300000"                  | Time to wait before refresh experiments list in `milliseconds` |
+
 #### Matomo
 
 Matomo is an open source alternative to Google Analytics.
diff --git a/docs/for-developers/configuration/gateway.md b/docs/for-developers/configuration/gateway.md
index 96b602a8c61ae9045af5aa0f378021dfb59ee687..020d3e7ca28a15ebce858480246ad7f03a6e2c00 100644
--- a/docs/for-developers/configuration/gateway.md
+++ b/docs/for-developers/configuration/gateway.md
@@ -18,7 +18,6 @@ description: >-
 | GATEWAY\_PORT      | number  | 8081                            | Indicate the port that should be used by the gateway                                        |
 | NODE\_ENV          | string  | dev                             | Value can be `prod` or `dev`                                                                |
 | BASE\_URL\_CONTEXT | string  | null                            | Define context of the gateway. E.g. `api` if the api is under `http://127.0.0.1/api/`       |
-| ONTOLOGY\_URL      | string  | null                            | Define ontology's url                                                                       |
 
 #### Authentication