diff --git a/src/main.rs b/src/main.rs
index 23dadcd..32cf7d6 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -156,7 +156,7 @@ fn add_and_commit(repo: &Repository, path: &Path, message: &str) -> Result<Oid,
     index.write()?;
     let oid = index.write_tree()?;
     let tree = repo.find_tree(oid)?;
-    let config = git2::Config::open_default()?;
+    let config = repo.config()?;
     let signature = git2::Signature::now(
         config.get_entry("user.name")?.value().unwrap(),
         config.get_entry("user.email")?.value().unwrap(),
diff --git a/tests/cli.rs b/tests/cli.rs
index 929a74e..5041385 100644
--- a/tests/cli.rs
+++ b/tests/cli.rs
@@ -1,12 +1,11 @@
 mod integrated_test {
     use std::{
-        fs::{DirBuilder, File},
+        fs::{self, DirBuilder, File},
         io::{self, BufWriter, Write},
     };
 
-    use anyhow::{Context, Ok, Result};
+    use anyhow::{Ok, Result};
     use assert_cmd::{assert::OutputAssertExt, Command};
-    use dirs::home_dir;
     use git2::Repository;
     use log::trace;
     use predicates::{boolean::PredicateBooleanExt, prelude::predicate};
@@ -16,12 +15,12 @@ mod integrated_test {
     /// # Errors
     ///
     /// This function will return an error if it failed to get home directory.
-    fn setup_gitconfig() -> Result<()> {
-        let f = match File::create_new(
-            home_dir()
-                .context("Failed to find home directory")?
-                .join(".gitconfig"),
-        ) {
+    fn setup_gitconfig(path: &std::path::Path) -> Result<()> {
+        let git_dir = path.join(".git");
+        if !git_dir.exists() {
+            fs::DirBuilder::new().create(git_dir.clone())?
+        }
+        let f = match File::create_new(git_dir.join("config")) {
             io::Result::Ok(f) => f,
             io::Result::Err(_err) => return Ok(()),
         };
@@ -35,20 +34,25 @@ mod integrated_test {
             .as_bytes(),
         )?;
 
+        eprintln!("{:?}", fs::read_dir(path)?.collect::<Vec<_>>());
+        eprintln!("{:?}", fs::read_dir(git_dir)?.collect::<Vec<_>>());
+
         Ok(())
     }
 
     #[test]
     fn single_device() -> Result<()> {
         let config_dir = assert_fs::TempDir::new()?;
-        setup_gitconfig()?;
+        setup_gitconfig(&config_dir)?;
         // init
         let mut cmd = Command::cargo_bin("xdbm")?;
         cmd.arg("-c")
             .arg(config_dir.path())
             .arg("init")
-            .arg("testdev");
+            .arg("testdev")
+            .arg("-vvvv");
         cmd.assert().success().stdout(predicate::str::contains(""));
+        eprintln!("{:?}", fs::read_dir(config_dir.path())?.collect::<Vec<_>>());
         assert_eq!(
             std::fs::read_to_string(config_dir.path().join("devname"))?,
             "testdev\n"
@@ -135,7 +139,7 @@ mod integrated_test {
     fn two_devices_with_same_name() -> Result<()> {
         // 1st device
         let config_dir_1 = assert_fs::TempDir::new()?;
-        setup_gitconfig()?;
+        setup_gitconfig(&config_dir_1)?;
         let mut cmd1 = Command::cargo_bin("xdbm")?;
         cmd1.arg("-c")
             .arg(config_dir_1.path())
@@ -168,7 +172,7 @@ mod integrated_test {
 
         // 2nd device
         let config_dir_2 = assert_fs::TempDir::new()?;
-        setup_gitconfig()?;
+        setup_gitconfig(&config_dir_2)?;
         let mut cmd2 = Command::cargo_bin("xdbm")?;
         cmd2.arg("-c")
             .arg(config_dir_2.path())
@@ -184,7 +188,7 @@ mod integrated_test {
     fn directory_without_parent() -> Result<()> {
         // 1st device
         let config_dir_1 = assert_fs::TempDir::new()?;
-        setup_gitconfig()?;
+        setup_gitconfig(&config_dir_1)?;
         let mut cmd1 = Command::cargo_bin("xdbm")?;
         cmd1.arg("-c")
             .arg(config_dir_1.path())
@@ -219,7 +223,7 @@ mod integrated_test {
         //
         // devices: first
         let config_dir_1 = assert_fs::TempDir::new()?;
-        setup_gitconfig()?;
+        setup_gitconfig(&config_dir_1)?;
         let mut cmd1 = Command::cargo_bin("xdbm")?;
         cmd1.arg("-c")
             .arg(config_dir_1.path())
@@ -253,6 +257,7 @@ mod integrated_test {
         //
         // devices: first, second
         let config_dir_2 = assert_fs::TempDir::new()?;
+        setup_gitconfig(&config_dir_2)?;
         let mut cmd2 = Command::cargo_bin("xdbm")?;
         cmd2.arg("-c")
             .arg(config_dir_2.path())