diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 1fd56a9..0ac88e5 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    ".": "0.4.0"
+    ".": "0.4.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6ec8383..7e09f91 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [0.4.1](https://github.com/StackOneHQ/defender/compare/defender-v0.4.0...defender-v0.4.1) (2026-03-03)
+
+
+### Bug Fixes
+
+* **DEF-1:** fix tsconfig extending missing monorepo base and add biome linter config ([44993ba](https://github.com/StackOneHQ/defender/commit/44993ba2b3d6dcbf30e5f0d8e3e7f582ea67aa4f))
+* **DEF-1:** fix tsconfig extending missing monorepo base and add biome linter config ([2469987](https://github.com/StackOneHQ/defender/commit/2469987c0adaa2c653aebb08229463d8e5fc15f3))
+
 ## [0.4.0](https://github.com/StackOneHQ/defender/compare/defender-v0.3.1...defender-v0.4.0) (2026-03-03)
 
 
diff --git a/package-lock.json b/package-lock.json
index 488a54b..cf0ec96 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@stackone/defender",
-    "version": "0.4.0",
+    "version": "0.4.1",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@stackone/defender",
-            "version": "0.4.0",
+            "version": "0.4.1",
             "license": "Apache-2.0",
             "dependencies": {
                 "nanoid": "5.0.9"
diff --git a/package.json b/package.json
index a03b52c..4b6d210 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@stackone/defender",
-    "version": "0.4.0",
+    "version": "0.4.1",
     "description": "Prompt injection defense framework for AI tool-calling",
     "main": "dist/index.cjs",
     "module": "dist/index.mjs",