diff --git a/Cargo.lock b/Cargo.lock
index 3b6622c..230523a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1989,7 +1989,7 @@ dependencies = [
 
 [[package]]
 name = "tiny-encrypt"
-version = "1.9.6"
+version = "1.9.7"
 dependencies = [
  "aes-gcm-stream",
  "base64 0.22.1",
diff --git a/Cargo.toml b/Cargo.toml
index c2f4ef8..d6ad2d1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tiny-encrypt"
-version = "1.9.6"
+version = "1.9.7"
 edition = "2021"
 license = "MIT"
 description = "A simple and tiny file encrypt tool"
diff --git a/src/config.rs b/src/config.rs
index 9e6d895..df57043 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -7,7 +7,7 @@ use rust_util::util_file::resolve_file_path;
 use rust_util::{debugging, opt_result, simple_error, warning, XResult};
 use serde::{Deserialize, Serialize};
 
-use crate::consts::{TINY_ENC_CONFIG_FILE, TINY_ENC_CONFIG_FILE_2, TINY_ENC_CONFIG_FILE_3, TINY_ENC_FILE_EXT};
+use crate::consts::{ENV_TINY_ENC_CONFIG_FILE, TINY_ENC_CONFIG_FILE, TINY_ENC_CONFIG_FILE_2, TINY_ENC_CONFIG_FILE_3, TINY_ENC_FILE_EXT};
 use crate::spec::TinyEncryptEnvelopType;
 
 /// Config file sample:
@@ -75,12 +75,17 @@ pub struct TinyEncryptConfigEnvelop {
 
 impl TinyEncryptConfig {
     pub fn load_default() -> XResult<Self> {
-        let resolved_file = resolve_file_path(TINY_ENC_CONFIG_FILE);
+        let resolved_file0 = env::var(ENV_TINY_ENC_CONFIG_FILE).ok();
+        let resolved_file_1 = resolve_file_path(TINY_ENC_CONFIG_FILE);
         let resolved_file_2 = resolve_file_path(TINY_ENC_CONFIG_FILE_2);
         let resolved_file_3 = resolve_file_path(TINY_ENC_CONFIG_FILE_3);
-        let config_file = if fs::metadata(&resolved_file).is_ok() {
-            debugging!("Load config from: {resolved_file}");
-            resolved_file
+        if let Some(resolved_file) = resolved_file0 {
+            debugging!("Found tiny encrypt config file: {}", &resolved_file);
+            return Self::load(&resolved_file)
+        }
+        let config_file = if fs::metadata(&resolved_file_1).is_ok() {
+            debugging!("Load config from: {resolved_file_1}");
+            resolved_file_1
         } else if fs::metadata(&resolved_file_2).is_ok() {
             debugging!("Load config from: {resolved_file_2}");
             resolved_file_2
@@ -88,8 +93,8 @@ impl TinyEncryptConfig {
             debugging!("Load config from: {resolved_file_3}");
             resolved_file_3
         } else {
-            warning!("Cannot find config file from:\n- {resolved_file}\n- {resolved_file_2}\n- {resolved_file_3}");
-            resolved_file
+            warning!("Cannot find config file from:\n- {resolved_file_1}\n- {resolved_file_2}\n- {resolved_file_3}");
+            resolved_file_1
         };
         Self::load(&config_file)
     }
@@ -294,7 +299,7 @@ pub fn resolve_path_namespace(
 
 pub fn load_includes_and_merge(mut config: TinyEncryptConfig) -> TinyEncryptConfig {
     if let Some(includes) = &config.includes {
-        let sub_configs = search_include_configs(&includes);
+        let sub_configs = search_include_configs(includes);
         debugging!(
             "Found {} sub configs, detail {:?}",
             sub_configs.len(),
diff --git a/src/consts.rs b/src/consts.rs
index 8c16e5c..524014d 100644
--- a/src/consts.rs
+++ b/src/consts.rs
@@ -11,6 +11,7 @@ pub const ENC_CHACHA20_POLY1305_KYBER1204: &str = "chacha20-poly1305-kyber1204";
 // Extend and config file
 pub const TINY_ENC_FILE_EXT: &str = ".tinyenc";
 pub const TINY_ENC_PEM_FILE_EXT: &str = ".tinyenc.pem";
+pub const ENV_TINY_ENC_CONFIG_FILE: &str = "TINY_ENCRYPT_CONFIG_FILE";
 pub const TINY_ENC_CONFIG_FILE: &str = "~/.tinyencrypt/config-rs.json";
 pub const TINY_ENC_CONFIG_FILE_2: &str = "~/.config/tinyencrypt-rs.json";
 pub const TINY_ENC_CONFIG_FILE_3: &str = "/etc/tinyencrypt/config-rs.json";