diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2d03de8..a204f9f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-### v0.5.8 / 2024.10.07
+### v0.5.8 / ??.??.??
 
 - feat: cache generated TTS file
 
diff --git a/deno.json b/deno.json
index 3bcdfac..a82cc1d 100644
--- a/deno.json
+++ b/deno.json
@@ -1,5 +1,5 @@
 {
-  "version": "0.5.8",
+  "version": "0.5.7",
   "license": "MIT",
   "name": "@jersou/studio-pack-generator",
   "tasks": {