diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5ca035a..18e07b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## [4.0.10](https://github.com/oclif/test/compare/4.0.9...4.0.10) (2024-10-16)
+
+
+### Bug Fixes
+
+* optional chaining to prevent type error ([cdf8f44](https://github.com/oclif/test/commit/cdf8f4400038a18cf28a525ab283ea07bca03de3))
+
+
+
 ## [4.0.9](https://github.com/oclif/test/compare/4.0.8...4.0.9) (2024-08-25)
 
 
diff --git a/package.json b/package.json
index ec82054..2c8d9fd 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@oclif/test",
   "description": "test helpers for oclif components",
-  "version": "4.0.9",
+  "version": "4.0.10",
   "author": "Salesforce",
   "bugs": "https://github.com/oclif/test/issues",
   "dependencies": {