diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index d52d2b9..a26ebfc 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.13.0"
+  ".": "0.14.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 258e4a3..0cc36c4 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 232
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-46a90f99726aa861d06ec56fb73592b4dcb4499d5a765d1a10dfc9619446306f.yml
-openapi_spec_hash: 8406b96c39c72de064a810c393c00554
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-cfc57f9c5bccf2918dfb5fc56fb6b6fd1eadd851f037b6873ba4e2442d5c8126.yml
+openapi_spec_hash: 7e54b69798d6a1487474ed229a83c6fc
 config_hash: 27e44ed36b9c5617b580ead7231a594a
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44b9a77..01e5cb2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.14.0 (2026-01-30)
+
+Full Changelog: [v0.13.0...v0.14.0](https://github.com/Increase/increase-php/compare/v0.13.0...v0.14.0)
+
+### Features
+
+* **api:** api update ([dff3f59](https://github.com/Increase/increase-php/commit/dff3f599bcb91a069ad5918b213654e47163cf32))
+
 ## 0.13.0 (2026-01-30)
 
 Full Changelog: [v0.12.0...v0.13.0](https://github.com/Increase/increase-php/compare/v0.12.0...v0.13.0)
diff --git a/README.md b/README.md
index 615f36b..ca3ceb7 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ The REST API documentation can be found on [increase.com](https://increase.com/d
 <!-- x-release-please-start-version -->
 
 ```
-composer require "increase/increase 0.13.0"
+composer require "increase/increase 0.14.0"
 ```
 
 <!-- x-release-please-end -->
diff --git a/src/Accounts/Account.php b/src/Accounts/Account.php
index 780703f..c0a8602 100644
--- a/src/Accounts/Account.php
+++ b/src/Accounts/Account.php
@@ -27,7 +27,7 @@
  *   createdAt: \DateTimeInterface,
  *   currency: Currency|value-of<Currency>,
  *   entityID: string,
- *   funding: null|Funding|value-of<Funding>,
+ *   funding: Funding|value-of<Funding>,
  *   idempotencyKey: string|null,
  *   informationalEntityID: string|null,
  *   interestAccrued: string,
@@ -94,10 +94,10 @@ final class Account implements BaseModel
     /**
      * Whether the Account is funded by a loan or by deposits.
      *
-     * @var value-of<Funding>|null $funding
+     * @var value-of<Funding> $funding
      */
     #[Required(enum: Funding::class)]
-    public ?string $funding;
+    public string $funding;
 
     /**
      * The idempotency key you chose for this object. This value is unique across Increase and is used to ensure that a request is only processed once. Learn more about [idempotency](https://increase.com/documentation/idempotency-keys).
@@ -226,7 +226,7 @@ public function __construct()
      *
      * @param Bank|value-of<Bank> $bank
      * @param Currency|value-of<Currency> $currency
-     * @param Funding|value-of<Funding>|null $funding
+     * @param Funding|value-of<Funding> $funding
      * @param Loan|LoanShape|null $loan
      * @param Status|value-of<Status> $status
      * @param Type|value-of<Type> $type
@@ -239,7 +239,7 @@ public static function with(
         \DateTimeInterface $createdAt,
         Currency|string $currency,
         string $entityID,
-        Funding|string|null $funding,
+        Funding|string $funding,
         ?string $idempotencyKey,
         ?string $informationalEntityID,
         string $interestAccrued,
@@ -359,9 +359,9 @@ public function withEntityID(string $entityID): self
     /**
      * Whether the Account is funded by a loan or by deposits.
      *
-     * @param Funding|value-of<Funding>|null $funding
+     * @param Funding|value-of<Funding> $funding
      */
-    public function withFunding(Funding|string|null $funding): self
+    public function withFunding(Funding|string $funding): self
     {
         $self = clone $this;
         $self['funding'] = $funding;
diff --git a/src/Version.php b/src/Version.php
index f4ba3ee..4977ca5 100644
--- a/src/Version.php
+++ b/src/Version.php
@@ -5,5 +5,5 @@
 namespace Increase;
 
 // x-release-please-start-version
-const VERSION = '0.13.0';
+const VERSION = '0.14.0';
 // x-release-please-end