diff --git a/Cargo.lock b/Cargo.lock
index a5d4a372..2269e2aa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1712,9 +1712,9 @@ dependencies = [
 
 [[package]]
 name = "latestmap"
-version = "0.1.0"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d4b66051ad858040146bbcf6734e84724f04d7522ca2152775d6af858fd1da7"
+checksum = "41f41a95c005e25c4d48b8cba61e11c5701241326db35307c3f88d43cd89734f"
 
 [[package]]
 name = "lazy_static"
@@ -4717,6 +4717,7 @@ dependencies = [
  "self_update",
  "serde",
  "serde_json",
+ "tempfile",
  "tokio",
  "tokio-util",
  "tower",
diff --git a/extensions/beancount/Cargo.toml b/extensions/beancount/Cargo.toml
index b6840d5c..f75487cb 100644
--- a/extensions/beancount/Cargo.toml
+++ b/extensions/beancount/Cargo.toml
@@ -16,7 +16,7 @@ log = { workspace = true }
 chrono = { version = "0.4", features = ["serde"] }
 bigdecimal = { workspace = true }
 snailquote = "0.3"
-latestmap = "0.1"
+latestmap = "0.2"
 once_cell = "1.19"
 
 [dev-dependencies]
diff --git a/extensions/beancount/src/lib.rs b/extensions/beancount/src/lib.rs
index 71ae6bd2..816d42d4 100644
--- a/extensions/beancount/src/lib.rs
+++ b/extensions/beancount/src/lib.rs
@@ -66,8 +66,15 @@ impl DataType for Beancount {
                     }
                     BeancountOnlyDirective::Balance(balance) => {
                         let date = balance.date.naive_date();
-                        let pad_account = pad_info.get_latest(&date).and_then(|it| it.get(&balance.account.content));
-
+                        let latest_pad_info = pad_info.pop_latest(&date);
+                        let pad_account = match latest_pad_info {
+                            Some((pad_key, mut pad_map)) => {
+                                let target_pad_account = pad_map.remove(&balance.account.content);
+                                pad_info.insert(pad_key, pad_map);
+                                target_pad_account
+                            }
+                            _ => None,
+                        };
                         if let Some(pad_account) = pad_account {
                             // balance pad
                             ret.push(Spanned {
diff --git a/integration-tests/pad_info_should_be_used_once_beancount/main.bean b/integration-tests/pad_info_should_be_used_once_beancount/main.bean
new file mode 100644
index 00000000..b67057a2
--- /dev/null
+++ b/integration-tests/pad_info_should_be_used_once_beancount/main.bean
@@ -0,0 +1,9 @@
+1970-01-01 commodity CNY
+
+1970-01-01 open Assets:A CNY
+1970-01-01 open Equity:OpenBalance CNY
+
+2017-12-01 pad Assets:A Equity:OpenBalance
+
+2017-12-01 balance Assets:A 0.10 CNY
+2017-12-02 balance Assets:A 0.10 CNY
diff --git a/integration-tests/pad_info_should_be_used_once_beancount/validations.json b/integration-tests/pad_info_should_be_used_once_beancount/validations.json
new file mode 100644
index 00000000..d7c465cc
--- /dev/null
+++ b/integration-tests/pad_info_should_be_used_once_beancount/validations.json
@@ -0,0 +1,20 @@
+[
+  {
+    "uri": "/api/store",
+    "validations": [
+      [
+        "$.data.errors.length()",
+        0
+      ],
+      [
+        "$.data.transactions[*][?(@.sequence==1)].flag",
+        "BalancePad"
+      ],
+      [
+        "$.data.transactions[*][?(@.sequence==2)].flag",
+        "BalanceCheck"
+      ]
+    ]
+  }
+]
+
diff --git a/zhang-cli/Cargo.toml b/zhang-cli/Cargo.toml
index ea2a1d9a..02cf5e93 100644
--- a/zhang-cli/Cargo.toml
+++ b/zhang-cli/Cargo.toml
@@ -44,3 +44,4 @@ tower = "0.4"
 mime = "0.3"
 http-body-util = "0.1"
 walkdir = "2"
+tempfile = "3.8.0"
\ No newline at end of file
diff --git a/zhang-cli/src/main.rs b/zhang-cli/src/main.rs
index a33b5853..90116f9a 100644
--- a/zhang-cli/src/main.rs
+++ b/zhang-cli/src/main.rs
@@ -191,7 +191,6 @@ async fn main() {
 
 #[cfg(test)]
 mod test {
-    use std::env::temp_dir;
     use std::io::{stdout, Write};
     use std::sync::Arc;
 
@@ -202,6 +201,7 @@ mod test {
     use jsonpath_rust::JsonPathQuery;
     use serde::Deserialize;
     use serde_json::Value;
+    use tempfile::tempdir;
     use tokio::sync::{mpsc, RwLock};
     use tower::util::ServiceExt;
     use zhang_core::ledger::Ledger;
@@ -239,7 +239,8 @@ mod test {
             }
             let original_test_source_folder = path.path();
             pprintln!("    \x1b[0;32mIntegration Test\x1b[0;0m: {}", original_test_source_folder.display());
-            let test_temp_folder = temp_dir();
+            let tempdir = tempdir().unwrap();
+            let test_temp_folder = tempdir.path();
 
             for entry in walkdir::WalkDir::new(&original_test_source_folder).into_iter().filter_map(|e| e.ok()) {
                 if entry.path().eq(&original_test_source_folder) {
@@ -266,11 +267,10 @@ mod test {
                 pprintln!("      \x1b[0;32mTesting\x1b[0;0m: {}", &validation.uri);
 
                 let is_zhang_test = test_temp_folder.join("main.zhang").exists();
-
                 let data_source = OpendalDataSource::from_env(
                     FileSystem::Fs,
                     &mut ServerOpts {
-                        path: test_temp_folder.clone(),
+                        path: test_temp_folder.to_path_buf(),
                         endpoint: if is_zhang_test { "main.zhang".to_owned() } else { "main.bean".to_owned() },
                         addr: "".to_string(),
                         port: 0,
@@ -282,7 +282,7 @@ mod test {
                 .await;
                 let data_source = Arc::new(data_source);
                 let ledger = Ledger::async_load(
-                    test_temp_folder.clone(),
+                    test_temp_folder.to_path_buf(),
                     if is_zhang_test { "main.zhang".to_owned() } else { "main.bean".to_owned() },
                     data_source.clone(),
                 )