diff --git a/README.md b/README.md
index b82521d8..eaddd06a 100644
--- a/README.md
+++ b/README.md
@@ -19,18 +19,6 @@
   - Support DDSP-SVC 3.0 (Ph.1)
   - Server Device Mode (experimental)
 
-- v.1.5.2.8
-
-  - auto-downloader for weight of hubert.
-  - auto detect half-precision.
-  - auto detect onnx execution provider.
-  - force onnx export by cpu.
-  - support japanse hubert. (experimental)
-
-- v.1.5.2.7
-
-  - New Feature: model merger.
-
 # VC Client とは
 
 1. 各種音声変換 AI(VC, Voice Conversion)を用いてリアルタイム音声変換を行うためのクライアントソフトウェアです。サポートしている音声変換 AI は次のものになります。
diff --git a/README_en.md b/README_en.md
index aa078a14..858a61fe 100644
--- a/README_en.md
+++ b/README_en.md
@@ -19,18 +19,6 @@
   - Support DDSP-SVC 3.0 (Ph.1)
   - Server Device Mode (experimental)
 
-- v.1.5.2.8
-
-  - auto-downloader for weight of hubert.
-  - auto detect half-precision.
-  - auto detect onnx execution provider.
-  - force onnx export by cpu.
-  - support japanse hubert. (experimental)
-
-- v.1.5.2.7
-
-  - New Feature: model merger.
-
 # What is VC Client
 
 1. This is a client software for performing real-time voice conversion using various Voice Conversion (VC) AI. The supported AI for voice conversion are as follows.