diff --git a/Cargo.lock b/Cargo.lock
index 537eacf..9d57492 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -77,7 +77,7 @@ dependencies = [
 
 [[package]]
 name = "dockerbuild"
-version = "0.1.2"
+version = "0.1.3"
 dependencies = [
  "rust_util",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index 3b604d2..3afd30f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "dockerbuild"
-version = "0.1.2"
+version = "0.1.3"
 authors = ["Hatter Jiang <jht5945@gmail.com>"]
 edition = "2018"
 license = "MIT"
diff --git a/README.md b/README.md
index e4410b0..349e6b6 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,7 @@ $ cargo install --git https://git.hatter.ink/hatter/dockerbuild.git
 ```
 
 Config file:
+* `dockerbuild.json`
 * `~/.dockerbuild.json`
 * `/etc/dockerbuild.json`
 
diff --git a/src/config.rs b/src/config.rs
index b36843e..de79834 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -33,7 +33,7 @@ pub fn load_docker_build_config() -> Option<DockerBuildConfig> {
 
 fn find_docker_build_config_file() -> Option<PathBuf> {
     util_file::read_config(None, &vec![
-        // "dockerbuild.json".into(),
+        "dockerbuild.json".into(),
         "~/.dockerbuild.json".into(),
         "/etc/dockerbuild.json".into(),
     ])
diff --git a/src/docker_util.rs b/src/docker_util.rs
index a0c7d85..193fab8 100644
--- a/src/docker_util.rs
+++ b/src/docker_util.rs
@@ -1,7 +1,6 @@
 use std::fs;
 use std::process::Command;
-use rust_util::XResult;
-use rust_util::util_cmd;
+use rust_util::{XResult, util_cmd};
 use crate::build_util;
 use crate::build_util::Builder;
 
@@ -22,6 +21,7 @@ pub struct DockerCmd {
     mirror: Option<String>,
 }
 
+#[allow(dead_code)]
 impl DockerCmd {
     pub fn new(docker_name: &str) -> Self {
         success!("Docker image: {}", docker_name);
diff --git a/src/main.rs b/src/main.rs
index 45aa675..bb0b236 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -9,7 +9,7 @@ use std::fs;
 use std::env;
 use std::path::{Path, PathBuf};
 use rust_util::util_file;
-pub use docker_util::DockerCmd;
+use docker_util::DockerCmd;
 
 fn main() {
     information!("{} v{}", env!("CARGO_PKG_NAME"), env!("CARGO_PKG_VERSION"));