diff --git a/README.md b/README.md
index 8f678af..7ce0acd 100644
--- a/README.md
+++ b/README.md
@@ -67,12 +67,12 @@ The `equals` method compares the value of two VOs, and checks if they are equal.
 $transactionId = new TransactionId(value: 'e6e2442f-3bd8-421f-9ac2-f9e26ac4abd2');
 $otherTransactionId = new TransactionId(value: 'e6e2442f-3bd8-421f-9ac2-f9e26ac4abd2');
 
-echo $transactionId->equals(other: $otherTransactionId); # 1 (true)
+$transactionId->equals(other: $otherTransactionId); # 1 (true)
 ```
 
 ## License
 
-Math is licensed under [MIT](/LICENSE).
+Value Object is licensed under [MIT](LICENSE).
 
 <div id='contributing'></div>
 
diff --git a/composer.json b/composer.json
index 42ae0c1..56c4aa9 100644
--- a/composer.json
+++ b/composer.json
@@ -41,8 +41,8 @@
     },
     "require-dev": {
         "infection/infection": "^0.26",
-        "phpmd/phpmd": "^2.12",
-        "phpunit/phpunit": "^9.5",
+        "phpmd/phpmd": "^2.13",
+        "phpunit/phpunit": "^9.6",
         "squizlabs/php_codesniffer": "^3.7"
     },
     "scripts": {