diff --git a/.codegen.json b/.codegen.json
index 4783fddcb..8e4b7ddcc 100644
--- a/.codegen.json
+++ b/.codegen.json
@@ -1 +1 @@
-{ "engineHash": "8538d8d", "specHash": "88cd5aa", "version": "5.15.2" }
+{ "engineHash": "8538d8d", "specHash": "88cd5aa", "version": "5.16.0" }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6ee798b04..202bc37bd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,14 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [5.16.0](https://github.com/box/box-java-sdk/compare/v5.15.2...v5.16.0) (2026-09-09)
+
+
+### New Features and Enhancements:
+
+* **boxsdkgen:** add Japanese ZIP code validation to sign request (box/box-openapi[#615](https://github.com/box/box-java-sdk/issues/615)) ([#1975](https://github.com/box/box-java-sdk/issues/1975)) ([a31b4f8](https://github.com/box/box-java-sdk/commit/a31b4f8ca7f592991f968f66f13d9cafdeca1ecf))
+* **boxsdkgen:** Support chunk upload session plan API (box/box-openapi[#616](https://github.com/box/box-java-sdk/issues/616)) ([#1977](https://github.com/box/box-java-sdk/issues/1977)) ([7afb3a8](https://github.com/box/box-java-sdk/commit/7afb3a8783627b1090e8a6862ef6a3eefc6cb263))
+
 ### [5.15.2](https://github.com/box/box-java-sdk/compare/v5.15.1...v5.15.2) (2026-09-02)
 
 
diff --git a/build.gradle b/build.gradle
index 35601d314..34a37daf7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,7 +15,7 @@ sourceCompatibility = 1.8
 
 group = "com.box"
 archivesBaseName = "box-java-sdk"
-version = "5.15.2"
+version = "5.16.0"
 
 java {
     withJavadocJar()
diff --git a/src/main/java/com/box/sdk/BoxAPIConnection.java b/src/main/java/com/box/sdk/BoxAPIConnection.java
index 7583a3cb1..06cb03bb1 100644
--- a/src/main/java/com/box/sdk/BoxAPIConnection.java
+++ b/src/main/java/com/box/sdk/BoxAPIConnection.java
@@ -91,7 +91,7 @@ public class BoxAPIConnection {
   private static final String BOX_NOTIFICATIONS_HEADER = "Box-Notifications";
 
   private static final String JAVA_VERSION = System.getProperty("java.version");
-  private static final String SDK_VERSION = "5.15.2";
+  private static final String SDK_VERSION = "5.16.0";
 
   /**
    * The amount of buffer time, in milliseconds, to use when determining if an access token should
diff --git a/src/main/java/com/box/sdkgen/networking/version/Version.java b/src/main/java/com/box/sdkgen/networking/version/Version.java
index 785974743..6eba9df1e 100644
--- a/src/main/java/com/box/sdkgen/networking/version/Version.java
+++ b/src/main/java/com/box/sdkgen/networking/version/Version.java
@@ -3,6 +3,6 @@
 public class Version {
 
   public static String getVersion() {
-    return "5.15.2";
+    return "5.16.0";
   }
 }