diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 7abdc15f..09145a66 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-  "packages/synthetics-sdk-api": "0.3.1",
+  "packages/synthetics-sdk-api": "0.4.0",
   "packages/synthetics-sdk-mocha": "0.1.1"
 }
diff --git a/packages/synthetics-sdk-api/CHANGELOG.md b/packages/synthetics-sdk-api/CHANGELOG.md
index e6cd6b76..0eff48f5 100644
--- a/packages/synthetics-sdk-api/CHANGELOG.md
+++ b/packages/synthetics-sdk-api/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.4.0](https://github.com/GoogleCloudPlatform/synthetics-sdk-nodejs/compare/synthetics-sdk-api-v0.3.1...synthetics-sdk-api-v0.4.0) (2023-10-13)
+
+
+### Features
+
+* Makes execution id accessible in the user's code ([#58](https://github.com/GoogleCloudPlatform/synthetics-sdk-nodejs/issues/58)) ([78b2162](https://github.com/GoogleCloudPlatform/synthetics-sdk-nodejs/commit/78b216235b9671c47b4c943a2bec0f007f95faff))
+
 ## [0.3.1](https://github.com/GoogleCloudPlatform/synthetics-sdk-nodejs/compare/synthetics-sdk-api-v0.3.0...synthetics-sdk-api-v0.3.1) (2023-10-12)
 
 
diff --git a/packages/synthetics-sdk-api/package.json b/packages/synthetics-sdk-api/package.json
index ad83860f..1a3add93 100644
--- a/packages/synthetics-sdk-api/package.json
+++ b/packages/synthetics-sdk-api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@google-cloud/synthetics-sdk-api",
-  "version": "0.3.1",
+  "version": "0.4.0",
   "description": "NodeJS distribution of the API Specification that must be complied with for integrating with Google Cloud Monitoring Synthetics",
   "repository": "GoogleCloudPlatform/synthetics-sdk-nodejs",
   "main": "build/src/index.js",