diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index fe636879..063e6601 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -9,7 +9,7 @@
   "packages/headers": "2.0.12",
   "packages/images": "1.2.8",
   "packages/nuxt-module": "0.1.18",
-  "packages/otel": "3.4.1",
+  "packages/otel": "4.0.0",
   "packages/redirects": "3.0.13",
   "packages/runtime": "4.0.16",
   "packages/runtime-utils": "2.1.0",
diff --git a/package-lock.json b/package-lock.json
index 5d7c2a18..8fed86d3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19736,7 +19736,7 @@
     },
     "packages/otel": {
       "name": "@netlify/otel",
-      "version": "3.4.1",
+      "version": "4.0.0",
       "license": "MIT",
       "dependencies": {
         "@opentelemetry/api": "1.9.0",
diff --git a/packages/otel/CHANGELOG.md b/packages/otel/CHANGELOG.md
index d431ea4c..39b1e6a5 100644
--- a/packages/otel/CHANGELOG.md
+++ b/packages/otel/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## [4.0.0](https://github.com/netlify/primitives/compare/otel-v3.4.1...otel-v4.0.0) (2025-09-23)
+
+
+### ⚠ BREAKING CHANGES
+
+* add `spanProcessors` property ([#460](https://github.com/netlify/primitives/issues/460))
+
+### Features
+
+* add `spanProcessors` property ([#460](https://github.com/netlify/primitives/issues/460)) ([039f955](https://github.com/netlify/primitives/commit/039f955d5de232f7cc1ee57e36a04233b14a2adb))
+
 ## [3.4.1](https://github.com/netlify/primitives/compare/otel-v3.4.0...otel-v3.4.1) (2025-08-26)
 
 
diff --git a/packages/otel/package.json b/packages/otel/package.json
index 38923752..e4632fa4 100644
--- a/packages/otel/package.json
+++ b/packages/otel/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@netlify/otel",
-  "version": "3.4.1",
+  "version": "4.0.0",
   "type": "module",
   "engines": {
     "node": "^18.14.0 || >=20.6.1"