diff --git a/token-core/tcx/src/migration.rs b/token-core/tcx/src/migration.rs
index 16a42f40..fbc0eb36 100644
--- a/token-core/tcx/src/migration.rs
+++ b/token-core/tcx/src/migration.rs
@@ -50,7 +50,7 @@ pub fn remove_old_keystore_by_id(id: &str) -> Option<Vec<String>> {
 
     let migrated_file = result.0;
     let mut map = result.1;
-
+    let mut is_identity_keystore = false;
     let marked_files = map.get(id).and_then(|x| Some(x.to_vec())).clone();
     if let Some(files) = map.get(id) {
         for file_id in files.iter() {
@@ -59,10 +59,48 @@ pub fn remove_old_keystore_by_id(id: &str) -> Option<Vec<String>> {
                 file_path = format!("{}/{}", legacy_file_dir, file_id);
             }
 
+            if !is_identity_keystore {
+                let json = serde_json::from_str::<Value>(&fs::read_to_string(&file_path).unwrap())
+                    .unwrap();
+                let source = json["imTokenMeta"]["source"]
+                    .as_str()
+                    .unwrap_or("")
+                    .to_string();
+                if source.ends_with("_IDENTITY") {
+                    is_identity_keystore = true;
+                }
+            }
+
             if Path::new(&file_path).exists() {
                 fs::remove_file(&file_path);
             }
         }
+        if is_identity_keystore {
+            let p = Path::new(legacy_file_dir.as_str());
+            let walk_dir = std::fs::read_dir(p).expect("read dir");
+            for entry in walk_dir {
+                let entry = entry.expect("DirEntry");
+                let fp = entry.path();
+                let mut f = fs::File::open(&fp).expect("open file");
+                let mut contents = String::new();
+                let read_ret = f.read_to_string(&mut contents);
+                if read_ret.is_err() {
+                    continue;
+                }
+
+                let v_result = serde_json::from_str::<Value>(&contents);
+                let Ok(v) = v_result  else {
+                    continue;
+                };
+                let source = v["imTokenMeta"]["source"]
+                    .as_str()
+                    .unwrap_or("")
+                    .to_string();
+                if source.ends_with("_IDENTITY") {
+                    fs::remove_file(fp);
+                }
+            }
+        }
     }
 
     map.remove(id);
diff --git a/token-core/tcx/tests/migration_test.rs b/token-core/tcx/tests/migration_test.rs
index 78b7ee6e..414e3830 100644
--- a/token-core/tcx/tests/migration_test.rs
+++ b/token-core/tcx/tests/migration_test.rs
@@ -11,8 +11,8 @@ use tcx_atom::transaction::{AtomTxInput, AtomTxOutput};
 use prost::Message;
 use tcx::api::{
     export_mnemonic_param, migrate_keystore_param, wallet_key_param, BackupResult,
-    ExportMnemonicParam, ExportMnemonicResult, MigrateKeystoreParam, MigrateKeystoreResult,
-    SignParam, WalletKeyParam,
+    ExportMnemonicParam, ExportMnemonicResult, GeneralResult, MigrateKeystoreParam,
+    MigrateKeystoreResult, SignParam, WalletKeyParam,
 };
 
 use tcx::handler::encode_message;
@@ -21,8 +21,8 @@ use tcx_constants::{OTHER_MNEMONIC, TEST_PASSWORD};
 use tcx_keystore::Keystore;
 
 use anyhow::{anyhow, format_err};
-use std::fs;
 use std::path::Path;
+use std::{fs, io};
 
 use sp_core::ByteArray;
 
@@ -991,3 +991,60 @@ fn test_migrate_ios_old_eos_private_keystore() {
         exported
     );
 }
+
+#[test]
+#[serial]
+pub fn test_migrate_identity_keystore_then_delete() {
+    let base_dir = "../test-data/identity-keystore-delete";
+    let wallets_dir = "../test-data/identity-keystore-delete/wallets";
+    let _ = fs::remove_dir_all(base_dir);
+    let _ = fs::create_dir_all(wallets_dir);
+
+    let copy_keystore_list = [
+        "identity.json",
+        "00fc0804-7cea-46d8-9e95-ed1efac65358",
+        "0597526e-105f-425b-bb44-086fc9dc9568",
+        "1bfddca9-84dc-4561-bbe9-844a9ff2b281",
+        "6c3eae60-ad03-48db-a5e5-61a6f72aef8d",
+        "ac59ccc1-285b-47a7-92f5-a6c432cee21a",
+    ];
+    for file in &copy_keystore_list {
+        let mut source_file = fs::File::open(format!("../test-data/wallets/{}", file)).unwrap();
+        let mut destination_file = fs::File::create(format!("{}/{}", wallets_dir, file)).unwrap();
+        io::copy(&mut source_file, &mut destination_file).unwrap();
+    }
+
+    init_token_core_x(base_dir);
+
+    let param: MigrateKeystoreParam = MigrateKeystoreParam {
+        id: "0597526e-105f-425b-bb44-086fc9dc9568".to_string(),
+        network: "TESTNET".to_string(),
+        key: Some(migrate_keystore_param::Key::Password(
+            TEST_PASSWORD.to_string(),
+        )),
+    };
+    let ret = call_api("migrate_keystore", param).unwrap();
+    let result: MigrateKeystoreResult = MigrateKeystoreResult::decode(ret.as_slice()).unwrap();
+    assert!(!result.is_existed);
+
+    let param: MigrateKeystoreParam = MigrateKeystoreParam {
+        id: "00fc0804-7cea-46d8-9e95-ed1efac65358".to_string(),
+        network: "TESTNET".to_string(),
+        key: Some(migrate_keystore_param::Key::Password(
+            TEST_PASSWORD.to_string(),
+        )),
+    };
+    let ret = call_api("migrate_keystore", param).unwrap();
+    let result: MigrateKeystoreResult = MigrateKeystoreResult::decode(ret.as_slice()).unwrap();
+    assert!(result.is_existed);
+
+    let param = WalletKeyParam {
+        id: "0597526e-105f-425b-bb44-086fc9dc9568".to_string(),
+        key: Some(wallet_key_param::Key::Password(TEST_PASSWORD.to_string())),
+    };
+    let ret = call_api("delete_keystore", param).unwrap();
+    let result: GeneralResult = GeneralResult::decode(ret.as_slice()).unwrap();
+    assert!(result.is_success);
+    let file_count = fs::read_dir(wallets_dir).unwrap().count();
+    assert_eq!(file_count, 0);
+}