diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 408e7da..c6a7fef 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.28.2"
+  ".": "0.28.3"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d55fc99..cfdb2ea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.28.3](https://github.com/webstreamr/webstreamr/compare/v0.28.2...v0.28.3) (2025-06-14)
+
+
+### Bug Fixes
+
+* **fetcher:** consider request body for cache key ([6541782](https://github.com/webstreamr/webstreamr/commit/6541782541f5cf5ed13effff3a7366e4e36c9db9))
+
 ## [0.28.2](https://github.com/webstreamr/webstreamr/compare/v0.28.1...v0.28.2) (2025-06-14)
 
 
diff --git a/package-lock.json b/package-lock.json
index a54780c..43f61c0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "webstreamr",
-  "version": "0.28.2",
+  "version": "0.28.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "webstreamr",
-      "version": "0.28.2",
+      "version": "0.28.3",
       "license": "MIT",
       "dependencies": {
         "@isaacs/ttlcache": "^1.4.1",
diff --git a/package.json b/package.json
index 4877180..6f1cb6c 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "webstreamr",
   "description": "Provides HTTP URLs from streaming websites.",
-  "version": "0.28.2",
+  "version": "0.28.3",
   "type": "commonjs",
   "scripts": {
     "analyse": "tsc --noEmit --project ./tsconfig.dev.json",
diff --git a/src/utils/manifest.ts b/src/utils/manifest.ts
index 20cb441..e436824 100644
--- a/src/utils/manifest.ts
+++ b/src/utils/manifest.ts
@@ -8,7 +8,7 @@ const typedEntries = <T extends object>(obj: T): [keyof T, T[keyof T]][] => (Obj
 export const buildManifest = (sources: Source[], config: Config): ManifestWithConfig => {
   const manifest: ManifestWithConfig = {
     id: envGetAppId(),
-    version: '0.28.2', // x-release-please-version
+    version: '0.28.3', // x-release-please-version
     name: envGetAppName(),
     description: 'Provides HTTP URLs from streaming websites.',
     resources: [