diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 754a3e9..a40158e 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"4.0.0"}
\ No newline at end of file
+{".":"4.1.0"}
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index be6fbc0..090e1f3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [4.1.0](https://github.com/MapColonies/osm2pgsql-wrapper/compare/v4.0.0...v4.1.0) (2026-03-09)
+
+
+### Features
+
+* optionally set osm2pgsql parallel indexing flag ([#50](https://github.com/MapColonies/osm2pgsql-wrapper/issues/50)) ([b842fb8](https://github.com/MapColonies/osm2pgsql-wrapper/commit/b842fb8172590a1566f0ff18ef32944b3a9753f9))
+
 ## [4.0.0](https://github.com/MapColonies/osm2pgsql-wrapper/compare/v3.3.0...v4.0.0) (2025-08-14)
 
 
diff --git a/helm/Chart.yaml b/helm/Chart.yaml
index d1e1d46..9ca5074 100644
--- a/helm/Chart.yaml
+++ b/helm/Chart.yaml
@@ -2,5 +2,5 @@ apiVersion: v2
 name: osm2pgsql-wrapper
 description: A Helm chart for osm2pgsql-wrapper cron job
 type: application
-version: 4.0.0
-appVersion: 4.0.0
+version: 4.1.0
+appVersion: 4.1.0
diff --git a/package-lock.json b/package-lock.json
index 2496143..c6d6f3a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "osm2pgsql-wrapper",
-  "version": "4.0.0",
+  "version": "4.1.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "osm2pgsql-wrapper",
-      "version": "4.0.0",
+      "version": "4.1.0",
       "license": "ISC",
       "dependencies": {
         "@apideck/better-ajv-errors": "^0.3.6",
diff --git a/package.json b/package.json
index aa0022c..8b14afa 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "osm2pgsql-wrapper",
-  "version": "4.0.0",
+  "version": "4.1.0",
   "description": "wrapped osm2pgsql for creating and appending osm data into vector ecosystem",
   "main": "./src/index.ts",
   "scripts": {