diff --git a/composer.json b/composer.json
index 852ea88..3feec0b 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,6 @@
     "require": {
         "php": ">=8.0",
         "ext-json": "*",
-        "justinrainbow/json-schema": "^5.2",
         "pronamic/wp-http": "^1.1",
         "pronamic/wp-number": "^1.1",
         "pronamic/wp-money": "^2.0"
diff --git a/src/Amount.php b/src/Amount.php
index 02a13ca..f6e2e78 100644
--- a/src/Amount.php
+++ b/src/Amount.php
@@ -13,8 +13,6 @@
 use InvalidArgumentException;
 use JsonSerializable;
 use stdClass;
-use JsonSchema\Constraints\Constraint;
-use JsonSchema\Validator;
 use Pronamic\WordPress\Money\Money;
 
 /**
@@ -91,16 +89,6 @@ public static function from_json( $json ) {
 			throw new InvalidArgumentException( 'JSON value must be an object.' );
 		}
 
-		$validator = new Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/amount.json' ),
-			],
-			Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		return self::from_object( $json );
 	}
 
diff --git a/src/Chargeback.php b/src/Chargeback.php
index 0809306..121451a 100644
--- a/src/Chargeback.php
+++ b/src/Chargeback.php
@@ -68,19 +68,8 @@ public function get_amount() {
 	 * @link https://docs.mollie.com/reference/v2/chargebacks-api/get-chargeback
 	 * @param object $json JSON object.
 	 * @return Chargeback
-	 * @throws \JsonSchema\Exception\ValidationException Throws JSON schema validation exception when JSON is invalid.
 	 */
 	public static function from_json( $json ) {
-		$validator = new \JsonSchema\Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/chargeback.json' ),
-			],
-			\JsonSchema\Constraints\Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		$object_access = new ObjectAccess( $json );
 
 		$chargeback = new Chargeback(
diff --git a/src/Line.php b/src/Line.php
index 6e3109d..db07067 100644
--- a/src/Line.php
+++ b/src/Line.php
@@ -10,9 +10,6 @@
 
 namespace Pronamic\WordPress\Mollie;
 
-use JsonSchema\Constraints\Constraint;
-use JsonSchema\Exception\InvalidArgumentException;
-use JsonSchema\Validator;
 use JsonSerializable;
 use Pronamic\WordPress\Number\Number;
 use stdClass;
@@ -248,16 +245,6 @@ public static function from_json( $json ) {
 			throw new InvalidArgumentException( 'JSON value must be an object.' );
 		}
 
-		$validator = new Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/line.json' ),
-			],
-			Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		return self::from_object( $json );
 	}
 
diff --git a/src/Mandate.php b/src/Mandate.php
index 1d3d62b..40ac1f4 100644
--- a/src/Mandate.php
+++ b/src/Mandate.php
@@ -19,19 +19,8 @@ class Mandate extends BaseResource {
 	 *
 	 * @param object $json JSON object.
 	 * @return self
-	 * @throws \JsonSchema\Exception\ValidationException Throws JSON schema validation exception when JSON is invalid.
 	 */
 	public static function from_json( $json ) {
-		$validator = new \JsonSchema\Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/mandate.json' ),
-			],
-			\JsonSchema\Constraints\Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		$object_access = new ObjectAccess( $json );
 
 		$mandate = new Mandate(
diff --git a/src/Order.php b/src/Order.php
index 668273e..d8fcd8c 100644
--- a/src/Order.php
+++ b/src/Order.php
@@ -98,19 +98,8 @@ public function get_status(): string {
 	 * @link https://docs.mollie.com/reference/v2/orders-api/get-order
 	 * @param object $json JSON object.
 	 * @return Order
-	 * @throws \JsonSchema\Exception\ValidationException Throws JSON schema validation exception when JSON is invalid.
 	 */
 	public static function from_json( $json ) {
-		$validator = new \JsonSchema\Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/order.json' ),
-			],
-			\JsonSchema\Constraints\Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		$object_access = new ObjectAccess( $json );
 
 		$order = new Order( $object_access->get_property( 'id' ) );
diff --git a/src/OrderRefundLineRequest.php b/src/OrderRefundLineRequest.php
index 20c91bb..97c5391 100644
--- a/src/OrderRefundLineRequest.php
+++ b/src/OrderRefundLineRequest.php
@@ -10,9 +10,6 @@
 
 namespace Pronamic\WordPress\Mollie;
 
-use JsonSchema\Constraints\Constraint;
-use JsonSchema\Exception\InvalidArgumentException;
-use JsonSchema\Validator;
 use JsonSerializable;
 use stdClass;
 
diff --git a/src/Payment.php b/src/Payment.php
index c8d454e..ba483f1 100644
--- a/src/Payment.php
+++ b/src/Payment.php
@@ -421,19 +421,8 @@ public function get_metadata() {
 	 * @link https://docs.mollie.com/reference/v2/payments-api/get-payment
 	 * @param object $json JSON object.
 	 * @return Payment
-	 * @throws \JsonSchema\Exception\ValidationException Throws JSON schema validation exception when JSON is invalid.
 	 */
 	public static function from_json( $json ) {
-		$validator = new \JsonSchema\Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/payment.json' ),
-			],
-			\JsonSchema\Constraints\Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		$object_access = new ObjectAccess( $json );
 
 		$payment = new Payment(
diff --git a/src/PaymentDetails.php b/src/PaymentDetails.php
index 1ce02ea..61a07a8 100644
--- a/src/PaymentDetails.php
+++ b/src/PaymentDetails.php
@@ -21,23 +21,12 @@ class PaymentDetails {
 	 * @param string      $method Payment method.
 	 * @param object|null $json   JSON object.
 	 * @return PaymentDetails|null
-	 * @throws \JsonSchema\Exception\ValidationException Throws JSON schema validation exception when JSON is invalid.
 	 */
 	public static function from_json( $method, $json ) {
 		if ( null === $json ) {
 			return null;
 		}
 
-		$validator = new \JsonSchema\Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/payment-details.json' ),
-			],
-			\JsonSchema\Constraints\Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		$details = new PaymentDetails();
 
 		foreach ( $json as $key => $value ) {
diff --git a/src/Refund.php b/src/Refund.php
index a0b30dc..7b01763 100644
--- a/src/Refund.php
+++ b/src/Refund.php
@@ -132,19 +132,8 @@ public function get_created_at() {
 	 * @link https://docs.mollie.com/reference/v2/refunds-api/get-refund
 	 * @param object $json JSON object.
 	 * @return Refund
-	 * @throws \JsonSchema\Exception\ValidationException Throws JSON schema validation exception when JSON is invalid.
 	 */
 	public static function from_json( $json ) {
-		$validator = new \JsonSchema\Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/refund.json' ),
-			],
-			\JsonSchema\Constraints\Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		$object_access = new ObjectAccess( $json );
 
 		$refund = new Refund(
diff --git a/src/Shipment.php b/src/Shipment.php
index eabf698..191a5a4 100644
--- a/src/Shipment.php
+++ b/src/Shipment.php
@@ -20,19 +20,8 @@ class Shipment extends BaseResource {
 	 * @link https://docs.mollie.com/reference/v2/orders-api/get-shipment
 	 * @param object $json JSON object.
 	 * @return Shipment
-	 * @throws \JsonSchema\Exception\ValidationException Throws JSON schema validation exception when JSON is invalid.
 	 */
 	public static function from_json( $json ) {
-		$validator = new \JsonSchema\Validator();
-
-		$validator->validate(
-			$json,
-			(object) [
-				'$ref' => 'file://' . realpath( __DIR__ . '/../json-schemas/shipment.json' ),
-			],
-			\JsonSchema\Constraints\Constraint::CHECK_MODE_EXCEPTIONS
-		);
-
 		$object_access = new ObjectAccess( $json );
 
 		$shipment = new Shipment( $object_access->get_property( 'id' ) );