diff --git a/lib/Braintree/ClientTokenGateway.stub b/lib/Braintree/ClientTokenGateway.stub
index 602a5f4..fe0bc73 100644
--- a/lib/Braintree/ClientTokenGateway.stub
+++ b/lib/Braintree/ClientTokenGateway.stub
@@ -29,6 +29,14 @@ class ClientTokenGateway
     {
     }
 
+    /**
+     * @param array $params
+     * @return string
+     */
+    public function generate($params = [])
+    {
+    }
+
     /**
      * @ignore
      * @param var $subPath
diff --git a/lib/Braintree/DisputeGateway.stub b/lib/Braintree/DisputeGateway.stub
index 3a8e748..bc0f3ce 100644
--- a/lib/Braintree/DisputeGateway.stub
+++ b/lib/Braintree/DisputeGateway.stub
@@ -59,7 +59,7 @@ class DisputeGateway
     /**
      * @param string $id
      * @throws NotFound
-     * @return  Successful|Result\Error
+     * @return Dispute
      */
     public function find($id)
     {
diff --git a/lib/Braintree/MultipleValueNode.stub b/lib/Braintree/MultipleValueNode.stub
new file mode 100644
index 0000000..d12d85e
--- /dev/null
+++ b/lib/Braintree/MultipleValueNode.stub
@@ -0,0 +1,34 @@
+<?php
+
+namespace Braintree;
+
+class MultipleValueNode
+{
+    public string $name;
+    public array $items;
+    public array $allowedValues;
+
+    /**
+     * @param array $values
+     * @throws InvalidArgumentException
+     * @return static
+     */
+    public function in($values)
+    {
+    }
+
+    /**
+     * @param mixed $value
+     * @return static
+     */
+    public function is($value)
+    {
+    }
+
+    /**
+     * @return array
+     */
+    public function toParam()
+    {
+    }
+}
diff --git a/lib/Braintree/WebhookTestingGateway.stub b/lib/Braintree/WebhookTestingGateway.stub
new file mode 100755
index 0000000..5b7d6fb
--- /dev/null
+++ b/lib/Braintree/WebhookTestingGateway.stub
@@ -0,0 +1,25 @@
+<?php
+
+namespace Braintree;
+
+/**
+ * WebhookTestingGateway module
+ * Creates and manages test webhooks
+ */
+class WebhookTestingGateway
+{
+    public function __construct(Gateway $gateway)
+    {
+    }
+
+    /**
+     * @param string $kind
+     * @param string $id
+     * @param string $sourceMerchantId
+     *
+     * @return array{bt_signature:string,bt_payload:string}
+     */
+    public function sampleNotification($kind, $id, $sourceMerchantId = null)
+    {
+    }
+}
diff --git a/rules.neon b/rules.neon
index e7e3229..9853b7c 100644
--- a/rules.neon
+++ b/rules.neon
@@ -50,6 +50,7 @@ parameters:
         - lib/Braintree/LocalPaymentFunded.stub
         - lib/Braintree/LocalPaymentReversed.stub
         - lib/Braintree/MerchantAccount.stub
+        - lib/Braintree/MultipleValueNode.stub
         - lib/Braintree/PayPalAccount.stub
         - lib/Braintree/PayPalAccountGateway.stub
         - lib/Braintree/PaymentMethodGateway.stub
@@ -94,6 +95,7 @@ parameters:
         - lib/Braintree/VenmoAccount.stub
         - lib/Braintree/Version.stub
         - lib/Braintree/VisaCheckoutCard.stub
+        - lib/Braintree/WebhookTestingGateway.stub
         - lib/Braintree/Xml.stub
         - lib/Braintree/Xml/Generator.stub
         - lib/Braintree/Xml/Parser.stub