diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7ec6f08..4c40dc0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## v0.0.1-R5
+
+### Bug Fix
+
+- Return null instead of throw an error on unsupported file.
+
 ## v0.0.1-R4
 
 ### Bug Fix
diff --git a/package.json b/package.json
index f2a1918..7ce3072 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@unlock-music/joox-crypto",
   "type": "commonjs",
-  "version": "0.0.1-R4",
+  "version": "0.0.1-R5",
   "description": "Crypto library to decrypt joox encrypted music files.",
   "main": "src/index.js",
   "types": "src/index.d.ts",