diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0fadf500..73a57be6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+# v2.0.1
+- Re: Fix of Module System #221
+    - Configuration file is located at `./config/gtexpert/`, so please be careful when updating.
+
+* * *
+
 # v2.0.0
 - Fork from CEu module system.
 - Recipe Module can be switched on/off from config.