diff --git a/.fern/metadata.json b/.fern/metadata.json
index 6731970..a700e01 100644
--- a/.fern/metadata.json
+++ b/.fern/metadata.json
@@ -14,5 +14,5 @@
   "originGitCommit": "d1854cf6d560a0e27c9f46c1d83a6d7d9924f045",
   "originGitCommitIsDirty": true,
   "invokedBy": "manual",
-  "sdkVersion": "0.3.1"
+  "sdkVersion": "0.4.0"
 }
\ No newline at end of file
diff --git a/.github/.release-please-manifest.json b/.github/.release-please-manifest.json
index 0ee8c01..2537c1f 100644
--- a/.github/.release-please-manifest.json
+++ b/.github/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.3.0"
+  ".": "0.4.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d104bc7..b8c262c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Changelog
 
+## [0.4.0](https://github.com/deepgram/deepgram-java-sdk/compare/v0.3.0...v0.4.0) (2026-05-06)
+
+
+### ⚠ BREAKING CHANGES
+
+* sdk regeneration 2026-05-05 ([#49](https://github.com/deepgram/deepgram-java-sdk/issues/49))
+* sdk regeneration 2026-04-29 ([#47](https://github.com/deepgram/deepgram-java-sdk/issues/47))
+
+### Features
+
+* sdk regeneration 2026-04-29 ([#47](https://github.com/deepgram/deepgram-java-sdk/issues/47)) ([0519ad3](https://github.com/deepgram/deepgram-java-sdk/commit/0519ad3eb148d696bb33a251cba27ce23df47fcd))
+* sdk regeneration 2026-05-05 ([#49](https://github.com/deepgram/deepgram-java-sdk/issues/49)) ([f44678a](https://github.com/deepgram/deepgram-java-sdk/commit/f44678a8ad81e013a1f0aae8cb82d4edceeab658))
+
+
+### Bug Fixes
+
+* **reconnect:** listener bug fixes + transport factory policy hook ([#45](https://github.com/deepgram/deepgram-java-sdk/issues/45)) ([eac8ad2](https://github.com/deepgram/deepgram-java-sdk/commit/eac8ad27c93bd74e317efa229e6e4b105da8f335))
+
 ## [0.3.0](https://github.com/deepgram/deepgram-java-sdk/compare/v0.2.1...v0.3.0) (2026-04-27)
 
 
diff --git a/README.md b/README.md
index 748004e..07c233e 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ Add the dependency to your `build.gradle`:
 
 ```groovy
 dependencies {
-    implementation 'com.deepgram:deepgram-java-sdk:0.3.0' // x-release-please-version
+    implementation 'com.deepgram:deepgram-java-sdk:0.4.0' // x-release-please-version
 }
 ```
 
@@ -39,7 +39,7 @@ Add the dependency to your `pom.xml`:
 <dependency>
     <groupId>com.deepgram</groupId>
     <artifactId>deepgram-java-sdk</artifactId>
-    <version>0.3.0</version> <!-- x-release-please-version -->
+    <version>0.4.0</version> <!-- x-release-please-version -->
 </dependency>
 ```
 
@@ -408,7 +408,7 @@ Use the separate [`deepgram-sagemaker`](https://github.com/deepgram/deepgram-jav
 
 ```groovy
 dependencies {
-    implementation 'com.deepgram:deepgram-java-sdk:0.3.0' // x-release-please-version
+    implementation 'com.deepgram:deepgram-java-sdk:0.4.0' // x-release-please-version
     implementation 'com.deepgram:deepgram-sagemaker:0.1.2'
 }
 ```
diff --git a/build.gradle b/build.gradle
index e7cebfc..adb8f24 100644
--- a/build.gradle
+++ b/build.gradle
@@ -13,7 +13,7 @@ publishing {
 }
 
 group = 'com.deepgram'
-version = '0.3.0' // x-release-please-version
+version = '0.4.0' // x-release-please-version
 
 java {
     sourceCompatibility = JavaVersion.VERSION_11
diff --git a/pom.xml b/pom.xml
index 8502574..63ce81f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.deepgram</groupId>
     <artifactId>deepgram-java-sdk</artifactId>
-    <version>0.3.0</version> <!-- x-release-please-version -->
+    <version>0.4.0</version> <!-- x-release-please-version -->
     <packaging>jar</packaging>
 
     <name>Deepgram Java SDK</name>
diff --git a/src/main/java/com/deepgram/core/ClientOptions.java b/src/main/java/com/deepgram/core/ClientOptions.java
index 5a9db39..89993e2 100644
--- a/src/main/java/com/deepgram/core/ClientOptions.java
+++ b/src/main/java/com/deepgram/core/ClientOptions.java
@@ -41,10 +41,10 @@ private ClientOptions(
         this.headers.putAll(headers);
         this.headers.putAll(new HashMap<String, String>() {
             {
-                put("User-Agent", "com.deepgram:deepgram-java-sdk/0.3.0"); // x-release-please-version
+                put("User-Agent", "com.deepgram:deepgram-java-sdk/0.4.0"); // x-release-please-version
                 put("X-Fern-Language", "JAVA");
                 put("X-Fern-SDK-Name", "com.deepgram:deepgram-java-sdk");
-                put("X-Fern-SDK-Version", "0.3.0"); // x-release-please-version
+                put("X-Fern-SDK-Version", "0.4.0"); // x-release-please-version
             }
         });
         this.headerSuppliers = headerSuppliers;