diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index b8dda9b..554e34b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.29.0"
+  ".": "0.30.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index ab8589d..fd8a598 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 238
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase/increase-3996eb5bc3e7f69441c9f098475ef7ae3f9d8aaeea130d75cb40510df996c032.yml
-openapi_spec_hash: 569e865a0ab51d0a80eee01a2c8bbb42
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase/increase-eaee3db1b6a076bc5c49879e3b3154e5ae466d0fd278917a3835f4ed0c9cce63.yml
+openapi_spec_hash: 34a379fd12fbaa209f10dde757ede478
 config_hash: ac050010e5453883d5e5fa603554a2e0
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ee381b..30f4e0a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.30.0 (2026-05-06)
+
+Full Changelog: [v0.29.0...v0.30.0](https://github.com/Increase/increase-csharp/compare/v0.29.0...v0.30.0)
+
+### Features
+
+* **api:** api update ([a3d1047](https://github.com/Increase/increase-csharp/commit/a3d10471df61ea95c8c7fdaa60611b3fd6b7f0d0))
+
 ## 0.29.0 (2026-05-04)
 
 Full Changelog: [v0.28.0...v0.29.0](https://github.com/Increase/increase-csharp/compare/v0.28.0...v0.29.0)
diff --git a/src/Increase.Api.Tests/Models/CardPushTransfers/CardPushTransferCreateParamsTest.cs b/src/Increase.Api.Tests/Models/CardPushTransfers/CardPushTransferCreateParamsTest.cs
index b52db26..eca5fd9 100644
--- a/src/Increase.Api.Tests/Models/CardPushTransfers/CardPushTransferCreateParamsTest.cs
+++ b/src/Increase.Api.Tests/Models/CardPushTransfers/CardPushTransferCreateParamsTest.cs
@@ -15,7 +15,7 @@ public void FieldRoundtrip_Works()
         {
             BusinessApplicationIdentifier = BusinessApplicationIdentifier.FundsDisbursement,
             CardTokenID = "outbound_card_token_zlt0ml6youq3q7vcdlg0",
-            MerchantCategoryCode = "1234",
+            MerchantCategoryCode = "5734",
             MerchantCityName = "New York",
             MerchantName = "Acme Corp",
             MerchantNamePrefix = "Acme",
@@ -41,7 +41,7 @@ public void FieldRoundtrip_Works()
         ApiEnum<string, BusinessApplicationIdentifier> expectedBusinessApplicationIdentifier =
             BusinessApplicationIdentifier.FundsDisbursement;
         string expectedCardTokenID = "outbound_card_token_zlt0ml6youq3q7vcdlg0";
-        string expectedMerchantCategoryCode = "1234";
+        string expectedMerchantCategoryCode = "5734";
         string expectedMerchantCityName = "New York";
         string expectedMerchantName = "Acme Corp";
         string expectedMerchantNamePrefix = "Acme";
@@ -102,7 +102,7 @@ public void OptionalNonNullableParamsUnsetAreNotSet_Works()
         {
             BusinessApplicationIdentifier = BusinessApplicationIdentifier.FundsDisbursement,
             CardTokenID = "outbound_card_token_zlt0ml6youq3q7vcdlg0",
-            MerchantCategoryCode = "1234",
+            MerchantCategoryCode = "5734",
             MerchantCityName = "New York",
             MerchantName = "Acme Corp",
             MerchantNamePrefix = "Acme",
@@ -141,7 +141,7 @@ public void OptionalNonNullableParamsSetToNullAreNotSet_Works()
         {
             BusinessApplicationIdentifier = BusinessApplicationIdentifier.FundsDisbursement,
             CardTokenID = "outbound_card_token_zlt0ml6youq3q7vcdlg0",
-            MerchantCategoryCode = "1234",
+            MerchantCategoryCode = "5734",
             MerchantCityName = "New York",
             MerchantName = "Acme Corp",
             MerchantNamePrefix = "Acme",
@@ -189,7 +189,7 @@ public void Url_Works()
         {
             BusinessApplicationIdentifier = BusinessApplicationIdentifier.FundsDisbursement,
             CardTokenID = "outbound_card_token_zlt0ml6youq3q7vcdlg0",
-            MerchantCategoryCode = "1234",
+            MerchantCategoryCode = "5734",
             MerchantCityName = "New York",
             MerchantName = "Acme Corp",
             MerchantNamePrefix = "Acme",
@@ -219,7 +219,7 @@ public void CopyConstructor_Works()
         {
             BusinessApplicationIdentifier = BusinessApplicationIdentifier.FundsDisbursement,
             CardTokenID = "outbound_card_token_zlt0ml6youq3q7vcdlg0",
-            MerchantCategoryCode = "1234",
+            MerchantCategoryCode = "5734",
             MerchantCityName = "New York",
             MerchantName = "Acme Corp",
             MerchantNamePrefix = "Acme",
diff --git a/src/Increase.Api.Tests/Services/CardPushTransferServiceTest.cs b/src/Increase.Api.Tests/Services/CardPushTransferServiceTest.cs
index cfee84e..32cb7db 100644
--- a/src/Increase.Api.Tests/Services/CardPushTransferServiceTest.cs
+++ b/src/Increase.Api.Tests/Services/CardPushTransferServiceTest.cs
@@ -13,7 +13,7 @@ public async Task Create_Works()
             {
                 BusinessApplicationIdentifier = BusinessApplicationIdentifier.FundsDisbursement,
                 CardTokenID = "outbound_card_token_zlt0ml6youq3q7vcdlg0",
-                MerchantCategoryCode = "1234",
+                MerchantCategoryCode = "5734",
                 MerchantCityName = "New York",
                 MerchantName = "Acme Corp",
                 MerchantNamePrefix = "Acme",
diff --git a/src/Increase.Api/Increase.Api.csproj b/src/Increase.Api/Increase.Api.csproj
index 5cac8e9..3a28d8b 100644
--- a/src/Increase.Api/Increase.Api.csproj
+++ b/src/Increase.Api/Increase.Api.csproj
@@ -3,7 +3,7 @@
     <!-- Metadata -->
     <AssemblyTitle>Increase C#</AssemblyTitle>
     <AssemblyName>Increase.Api</AssemblyName>
-    <VersionPrefix>0.29.0</VersionPrefix>
+    <VersionPrefix>0.30.0</VersionPrefix>
     <Description>The official .NET library for the Increase API.</Description>
     <OutputType>Library</OutputType>
     <PackageReadmeFile>README.md</PackageReadmeFile>