diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index cd1274059..ce1374e13 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.535.0"
+  ".": "0.536.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index bb449d9e6..94c70be4e 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-c2a96dbb3b2b8f8b770122d20d9a18c6f53712c5b69f26551d45fbb320ed4351.yml
-openapi_spec_hash: 2a0f520c0a49a415df945eb33d8a707c
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase/increase-7b70c044f69ec392a05ec3df7d46b433fe66a94f66535c0e7558928edb7d1a06.yml
+openapi_spec_hash: 94a7198ec08ed56bbffed8d2184eff8b
 config_hash: 060e036e1db198f2e908364c9df7096e
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 006ba7527..98e051dac 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.536.0 (2026-05-01)
+
+Full Changelog: [v0.535.0...v0.536.0](https://github.com/Increase/increase-java/compare/v0.535.0...v0.536.0)
+
+### Features
+
+* **api:** api update ([fa241b5](https://github.com/Increase/increase-java/commit/fa241b513123e8a580efa14f24344da2d7af4dd3))
+
 ## 0.535.0 (2026-05-01)
 
 Full Changelog: [v0.534.0...v0.535.0](https://github.com/Increase/increase-java/compare/v0.534.0...v0.535.0)
diff --git a/README.md b/README.md
index 15fb840c2..14eb27af4 100644
--- a/README.md
+++ b/README.md
@@ -2,8 +2,8 @@
 
 <!-- x-release-please-start-version -->
 
-[![Maven Central](https://img.shields.io/maven-central/v/com.increase.api/increase-java)](https://central.sonatype.com/artifact/com.increase.api/increase-java/0.535.0)
-[![javadoc](https://javadoc.io/badge2/com.increase.api/increase-java/0.535.0/javadoc.svg)](https://javadoc.io/doc/com.increase.api/increase-java/0.535.0)
+[![Maven Central](https://img.shields.io/maven-central/v/com.increase.api/increase-java)](https://central.sonatype.com/artifact/com.increase.api/increase-java/0.536.0)
+[![javadoc](https://javadoc.io/badge2/com.increase.api/increase-java/0.536.0/javadoc.svg)](https://javadoc.io/doc/com.increase.api/increase-java/0.536.0)
 
 <!-- x-release-please-end -->
 
@@ -13,7 +13,7 @@ The Increase Java SDK is similar to the Increase Kotlin SDK but with minor diffe
 
 <!-- x-release-please-start-version -->
 
-The REST API documentation can be found on [increase.com](https://increase.com/documentation). Javadocs are available on [javadoc.io](https://javadoc.io/doc/com.increase.api/increase-java/0.535.0).
+The REST API documentation can be found on [increase.com](https://increase.com/documentation). Javadocs are available on [javadoc.io](https://javadoc.io/doc/com.increase.api/increase-java/0.536.0).
 
 <!-- x-release-please-end -->
 
@@ -24,7 +24,7 @@ The REST API documentation can be found on [increase.com](https://increase.com/d
 ### Gradle
 
 ```kotlin
-implementation("com.increase.api:increase-java:0.535.0")
+implementation("com.increase.api:increase-java:0.536.0")
 ```
 
 ### Maven
@@ -33,7 +33,7 @@ implementation("com.increase.api:increase-java:0.535.0")
 <dependency>
   <groupId>com.increase.api</groupId>
   <artifactId>increase-java</artifactId>
-  <version>0.535.0</version>
+  <version>0.536.0</version>
 </dependency>
 ```
 
diff --git a/build.gradle.kts b/build.gradle.kts
index 563980283..008904e85 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -8,7 +8,7 @@ repositories {
 
 allprojects {
     group = "com.increase.api"
-    version = "0.535.0" // x-release-please-version
+    version = "0.536.0" // x-release-please-version
 }
 
 subprojects {
diff --git a/increase-java-core/src/main/kotlin/com/increase/api/models/achtransfers/AchTransferCreateParams.kt b/increase-java-core/src/main/kotlin/com/increase/api/models/achtransfers/AchTransferCreateParams.kt
index 46853d4f2..5dae8c692 100644
--- a/increase-java-core/src/main/kotlin/com/increase/api/models/achtransfers/AchTransferCreateParams.kt
+++ b/increase-java-core/src/main/kotlin/com/increase/api/models/achtransfers/AchTransferCreateParams.kt
@@ -2304,10 +2304,9 @@ private constructor(
             ) : this(entries, mutableMapOf())
 
             /**
-             * Each entry represents an addendum sent with the transfer. In general, you should send
-             * at most one addendum–most ACH recipients cannot access beyond the first 80 characters
-             * sent. Please reach out to [support@increase.com](mailto:support@increase.com) to send
-             * 2 or more addenda to a recipient expecting a specific addendum format.
+             * Each entry represents an addendum sent with the transfer. Sending more than one
+             * addendum is only supported for transfers with `standard_entry_class_code` of
+             * `corporate_trade_exchange` (CTX).
              *
              * @throws IncreaseInvalidDataException if the JSON field has an unexpected type or is
              *   unexpectedly missing or null (e.g. if the server responded with an unexpected
@@ -2362,11 +2361,9 @@ private constructor(
                 }
 
                 /**
-                 * Each entry represents an addendum sent with the transfer. In general, you should
-                 * send at most one addendum–most ACH recipients cannot access beyond the first 80
-                 * characters sent. Please reach out to
-                 * [support@increase.com](mailto:support@increase.com) to send 2 or more addenda to
-                 * a recipient expecting a specific addendum format.
+                 * Each entry represents an addendum sent with the transfer. Sending more than one
+                 * addendum is only supported for transfers with `standard_entry_class_code` of
+                 * `corporate_trade_exchange` (CTX).
                  */
                 fun entries(entries: List<Entry>) = entries(JsonField.of(entries))