diff --git a/Cargo.toml b/Cargo.toml
index dde42a4..c5d4640 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rust_util"
-version = "0.2.2"
+version = "0.2.3"
 authors = ["Hatter Jiang <jht5945@gmail.com>"]
 edition = "2018"
 description = "Hatter's Rust Util"
diff --git a/src/lib.rs b/src/lib.rs
index 2dccce8..409d727 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -9,6 +9,7 @@ pub mod util_os;
 pub mod util_env;
 pub mod util_cmd;
 pub mod util_msg;
+pub mod util_str;
 pub mod util_size;
 pub mod util_file;
 pub mod util_time;
diff --git a/src/util_io.rs b/src/util_io.rs
index 6a9b93a..dd9b189 100644
--- a/src/util_io.rs
+++ b/src/util_io.rs
@@ -11,6 +11,7 @@ use std::{
 use super::{ XResult, new_box_ioerror, };
 use super::util_size::get_display_size;
 use super::util_msg::print_lastline;
+use super::util_file::resolve_file_path;
 
 pub const DEFAULT_BUF_SIZE: usize = 8 * 1024;
 
@@ -19,7 +20,7 @@ pub fn get_read_stdin_or_file(file: &str) -> XResult<Box<dyn Read>> {
     if file.is_empty() {
         Ok(Box::new(io::stdin()))
     } else {
-        match File::open(file) {
+        match File::open(&resolve_file_path(file)) {
             Ok(f) => Ok(Box::new(f)),
             Err(err) => Err(new_box_ioerror(&format!("Open file {}, erorr: {}", file, err))),
         }