diff --git a/CHANGELOG.md b/CHANGELOG.md
index e2e4840..b5836b1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.7.4](https://github.com/postalsys/postal-mime/compare/v2.7.3...v2.7.4) (2026-01-09)
+
+
+### Bug Fixes
+
+* add missing originalKey to Header type and Uint8Array to Attachment content ([92cc91c](https://github.com/postalsys/postal-mime/commit/92cc91c1c8477e0462cb0e93ddf8ea6aec6534d0))
+
 ## [2.7.3](https://github.com/postalsys/postal-mime/compare/v2.7.2...v2.7.3) (2026-01-09)
 
 
diff --git a/package-lock.json b/package-lock.json
index febd286..8436a46 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "postal-mime",
-    "version": "2.7.3",
+    "version": "2.7.4",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "postal-mime",
-            "version": "2.7.3",
+            "version": "2.7.4",
             "license": "MIT-0",
             "devDependencies": {
                 "@types/node": "24.10.1",
diff --git a/package.json b/package.json
index 0352750..70133e4 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "postal-mime",
-    "version": "2.7.3",
+    "version": "2.7.4",
     "description": "Email parser for Node.js and browser environments",
     "main": "./dist/postal-mime.cjs",
     "module": "./src/postal-mime.js",