diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd21d28d9..63dfed603 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [4.0.5](https://github.com/IBM/node-sdk-core/compare/v4.0.4...v4.0.5) (2023-03-01)
+
+
+### Bug Fixes
+
+* correctly handle empty response bodies ([#239](https://github.com/IBM/node-sdk-core/issues/239)) ([d0c9cb3](https://github.com/IBM/node-sdk-core/commit/d0c9cb37b00adf4493fd46a3ae72123d6f1e33e7))
+
 ## [4.0.4](https://github.com/IBM/node-sdk-core/compare/v4.0.3...v4.0.4) (2023-02-27)
 
 
diff --git a/package-lock.json b/package-lock.json
index baa8bf4a6..2839de527 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "ibm-cloud-sdk-core",
-  "version": "4.0.4",
+  "version": "4.0.5",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "ibm-cloud-sdk-core",
-      "version": "4.0.4",
+      "version": "4.0.5",
       "license": "Apache-2.0",
       "dependencies": {
         "@types/file-type": "~5.2.1",
diff --git a/package.json b/package.json
index a19623d11..1cdf2dfca 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ibm-cloud-sdk-core",
-  "version": "4.0.4",
+  "version": "4.0.5",
   "description": "Core functionality to support SDKs generated with IBM's OpenAPI SDK Generator.",
   "main": "./index.js",
   "typings": "./es/index.d.ts",