diff --git a/CHANGELOG.md b/CHANGELOG.md
index 55fd18f..4cd18fc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 0.2.1
+
+fix: detect random special
+
+feat: added timestamp to RankState
+
 ## 0.2.0
 
 feat: add X match support
diff --git a/scripts/update-constant.ts b/scripts/update-constant.ts
index ec2ea24..4e9e67f 100644
--- a/scripts/update-constant.ts
+++ b/scripts/update-constant.ts
@@ -73,7 +73,7 @@ async function getNSOVer(): Promise<string> {
     throw new Error("No version found");
   }
 
-  return ver;
+  return ver.trim();
 }
 
 let content = await Deno.readTextFile(CONSTANT_PATH);
diff --git a/src/constant.ts b/src/constant.ts
index 0bfed62..a1a1850 100644
--- a/src/constant.ts
+++ b/src/constant.ts
@@ -1,8 +1,8 @@
 import type { StatInkPostBody, VsHistoryDetail } from "./types.ts";
 
 export const AGENT_NAME = "s3si.ts";
-export const S3SI_VERSION = "0.2.0";
-export const NSOAPP_VERSION = " 2.4.0";
+export const S3SI_VERSION = "0.2.1";
+export const NSOAPP_VERSION = "2.4.0";
 export const WEB_VIEW_VERSION = "2.0.0-18810d39";
 export const S3SI_LINK = "https://github.com/spacemeowx2/s3si.ts";