diff --git a/CHANGELOG.md b/CHANGELOG.md
index b2fc8544..19e94bbb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+## [4.0.9](https://github.com/oclif/core/compare/4.0.8...4.0.9) (2024-07-09)
+
+
+### Bug Fixes
+
+* correctly identify powershell on windows ([#1134](https://github.com/oclif/core/issues/1134)) ([bcec7df](https://github.com/oclif/core/commit/bcec7dfbcb27579ddd312f8ebda5a7b6c0829e98))
+
+
+
 ## [4.0.8](https://github.com/oclif/core/compare/4.0.7...4.0.8) (2024-07-01)
 
 
diff --git a/package.json b/package.json
index c3ebb0d3..ecf61805 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@oclif/core",
   "description": "base library for oclif CLIs",
-  "version": "4.0.8",
+  "version": "4.0.9",
   "author": "Salesforce",
   "bugs": "https://github.com/oclif/core/issues",
   "dependencies": {