diff --git a/packages/noco-docs/content/en/getting-started/installation.md b/packages/noco-docs/content/en/getting-started/installation.md
index f4696eaad9..8516555974 100644
--- a/packages/noco-docs/content/en/getting-started/installation.md
+++ b/packages/noco-docs/content/en/getting-started/installation.md
@@ -139,6 +139,8 @@ And connection params for this database can be specified in `NC_DB` environment
 | Variable                | Mandatory | Comments                                                                         | If absent                                  |
 |-------------------------|-----------|----------------------------------------------------------------------------------|--------------------------------------------|
 | NC_DB                   | Yes       | See our database URLs                                                            | A local SQLite will be created in root folder  |
+| NC_DB_JSON              | Yes       | Can be used instead of `NC_DB` and value should be valid knex connection JSON |  |
+| NC_DB_JSON_FILE              | Yes       | Can be used instead of `NC_DB` and value should be a valid path to knex connection JSON |  |
 | DATABASE_URL            | No        | JDBC URL Format. Can be used instead of NC_DB. Used in 1-Click Heroku deployment|   |
 | DATABASE_URL_FILE       | No        | path to file containing JDBC URL Format. Can be used instead of NC_DB. Used in 1-Click Heroku deployment|   |
 | NC_PUBLIC_URL           | Yes       | Used for sending Email invitations                   | Best guess from http request params        |
@@ -152,7 +154,24 @@ And connection params for this database can be specified in `NC_DB` environment
 | AWS_BUCKET | No | For Litestream - S3 bucket                              | If Litestream is configured and NC_DB is not present. SQLite gets backed up to S3  |
 | AWS_BUCKET_PATH | No | For Litestream - S3 bucket path (like folder within S3 bucket) | If Litestream is configured and NC_DB is not present. SQLite gets backed up to S3  |
 | NC_EXPORT_MAX_TIMEOUT | No | After NC_EXPORT_MAX_TIMEOUT csv gets downloaded in batches | Default value 5000(in millisecond) will be used  |
+| DB_QUERY_LIMIT_MAX | No | Maximum allowed pagination limit | 100 |
+| NC_DASHBOARD_URL | No | Custom dashboard url path | `/dashboard` |
 
+[comment]: <> (| NC_GITHUB_CLIENT_ID | No | Github client id to enable github authentication |  |)
+
+[comment]: <> (| NC_GITHUB_CLIENT_SECRET | No | Github client secret to enable github authentication |  |)
+
+[comment]: <> (| NC_GOOGLE_CLIENT_ID | No | Google client id to enable google authentication |  |)
+
+[comment]: <> (| NC_GOOGLE_CLIENT_SECRET | No | Google client secret to enable google authentication |  |)
+| NC_DASHBOARD_URL | No | Custom dashboard url path | `/dashboard` |
+| NC_INVITE_ONLY_SIGNUP | No | Allow users to signup only via invite url, value should be any non-empty string. |  |
+| NC_JWT_EXPIRES_IN | No | JWT token expiry time | `10h` |
+| NC_MIGRATIONS_DISABLED | No | Disable NocoDB migration |  |
+| NC_ONE_CLICK | No | Used for Heroku one-click deployment |  |
+| NC_REQUEST_BODY_SIZE | No | Request body size [limit](https://expressjs.com/en/resources/middleware/body-parser.html#limit) | `1048576` |
+| NC_TOOL_DIR | No | App directory to keep metadata and app related files | Defaults to current working directory. In docker maps to `/usr/app/data/` for mounting volume. |
+| PORT | No | For setting app running port | `8080` |
 
 ### Docker Compose