diff --git a/README.md b/README.md
index b7a0205..b91b685 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,8 @@
 ```php
 composer require reasno/fastmongo
 ```
-
-- MongoDB extension is ***NOT*** required. 
+- MongoDB extension is required. 
+- MongoDB PHP library is ***NOT*** required.
 - Go is ***NOT*** required.
 
 ## Configuration
diff --git a/composer.json b/composer.json
index aae7f54..43d0228 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,8 @@
   "require": {
     "php": ">=7.2",
     "ext-swoole": ">=4.4",
-    "hyperf/gotask": "^2.1"
+    "ext-mongodb": "*",
+    "hyperf/gotask": "^2.2"
   },
   "require-dev": {
     "friendsofphp/php-cs-fixer": "^2.14",