diff --git a/packages/jest-environment-mongodb/README.md b/packages/jest-environment-mongodb/README.md
index 940c774..b26581c 100644
--- a/packages/jest-environment-mongodb/README.md
+++ b/packages/jest-environment-mongodb/README.md
@@ -108,9 +108,7 @@ jest --watch --runInBand mytests.test.js
 Configure the MongoDB server by passing options to `testEnvironmentOptions` of
 your Jest configuration file.
 
-The available `testEnvironmentOptions` are the same as the
-`mongodb-memory-server`
-[options](https://www.npmjs.com/package/mongodb-memory-server#available-options).
+The available `testEnvironmentOptions` are the same as for [`mongodb-memory-server`](https://www.npmjs.com/package/mongodb-memory-server)`.
 
 Example:
 
@@ -133,12 +131,11 @@ environments.
 
 ## Globals
 
-The `jest-environment-mongodb` environment exposes three global variables:
+The `jest-environment-mongodb` environment exposes two global variables:
 
 ```
-global.MONGO_URI      // The server connection URI
-global.MONGO_DB_NAME  // The database name
-global.MONGOD         // The mongod instance from `mongodb-memory-server`
+global.__MONGO_URI__  // The server connection URI
+global.__MONGOD__     // The mongod instance from `mongodb-memory-server`
 ```
 
 ## Usage