diff --git a/src-tauri/Cargo.lock b/src-tauri/Cargo.lock
index 11f294f..bc0895c 100644
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@@ -1998,12 +1998,6 @@ dependencies = [
  "opaque-debug",
 ]
 
-[[package]]
-name = "md5"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "490cc448043f947bae3cbee9c203358d62dbee0db12107a74be5c30ccfd09771"
-
 [[package]]
 name = "memchr"
 version = "2.5.0"
@@ -4361,7 +4355,6 @@ dependencies = [
  "coingecko",
  "lazy_static",
  "magic-crypt",
- "md5",
  "okex",
  "rand 0.3.23",
  "reqwest",
diff --git a/src-tauri/Cargo.toml b/src-tauri/Cargo.toml
index c97e71f..0202afd 100644
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@@ -27,7 +27,6 @@ tauri = {version = "1.2", features = ["app-all", "dialog-open", "dialog-save", "
 tokio = {version = "1", features = ["sync"] }
 uuid = "1.3.3"
 tauri-plugin-aptabase = "0.3"
-md5 = "0.7.0"
 reqwest = "0.11.22"
 
 [features]
diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index 938c0db..b588f04 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -1,6 +1,6 @@
 #[macro_use]
 extern crate lazy_static;
-use std::{collections::HashMap, fs};
+use std::{collections::HashMap};
 
 use tauri::Manager;
 use track3::{
@@ -131,16 +131,6 @@ fn decrypt(data: String) -> Result<String, String> {
     }
 }
 
-#[cfg_attr(
-    all(not(debug_assertions), target_os = "windows"),
-    windows_subsystem = "windows"
-)]
-#[tauri::command]
-fn md5(data: String) -> Result<String, String> {
-    let digest = md5::compute(data.as_bytes());
-    Ok(format!("{:x}", digest))
-}
-
 #[cfg_attr(
     all(not(debug_assertions), target_os = "windows"),
     windows_subsystem = "windows"
@@ -225,7 +215,6 @@ fn main() {
             query_okex_balance,
             encrypt,
             decrypt,
-            md5,
             download_coins_logos,
             open_debank_window_in_background,
             close_debank_window,
diff --git a/src/middlelayers/data.ts b/src/middlelayers/data.ts
index 6d523eb..34dad51 100644
--- a/src/middlelayers/data.ts
+++ b/src/middlelayers/data.ts
@@ -16,12 +16,13 @@ import { AssetPriceModel, ExportAssetModel, HistoricalData } from './types'
 import { exportConfigurationString, importRawConfiguration } from './configuration'
 import { ASSET_HANDLER } from './entities/assets'
 import { ASSET_PRICE_HANDLER } from './entities/asset-prices'
+import md5 from 'md5'
 
 type ExportData = {
 	exportAt: string
 	configuration?: string
 	historicalData: Pick<HistoricalData, "createdAt" | "assets" | "total">[]
-	md5: string
+	md5V2: string
 }
 
 // TODO: query by token address not symbol, because there are multiple coins with same symbol
@@ -102,9 +103,11 @@ export async function exportHistoricalData(exportConfiguration = false): Promise
 		configuration: cfg
 	}
 
+	const md5Payload = { data: JSON.stringify(exportData) }
+
 	const content = JSON.stringify({
 		...exportData,
-		md5: await invoke<string>("md5", { data: JSON.stringify(exportData) }),
+		md5V2: md5(JSON.stringify(md5Payload)),
 	} as ExportData)
 
 	// save to filePath
@@ -126,14 +129,15 @@ export async function importHistoricalData(): Promise<boolean> {
 	}
 	const contents = await readTextFile(selected as string)
 
-	const { exportAt, md5, configuration, historicalData } = JSON.parse(contents) as ExportData
+	const { exportAt, md5V2: md5Str, configuration, historicalData } = JSON.parse(contents) as ExportData
 
 	// !compatible with older versions logic ( before 0.3.3 )
-	if (md5) {
+	if (md5Str) {
 		// verify md5
 		// todo: use md5 in typescript
-		const currentMd5 = await invoke<string>("md5", { data: JSON.stringify({ exportAt, historicalData, configuration }) })
-		if (currentMd5 !== md5) {
+		const md5Payload = { data: JSON.stringify({ exportAt, historicalData, configuration }) }
+		const currentMd5 = md5(JSON.stringify(md5Payload))
+		if (currentMd5 !== md5Str) {
 			throw new Error("invalid data, md5 check failed: errorCode 000")
 		}
 	}