diff --git a/did_router/src/database.rs b/did_router/src/database.rs
index b2a28a5..c3651ee 100644
--- a/did_router/src/database.rs
+++ b/did_router/src/database.rs
@@ -1,8 +1,9 @@
 use diesel::prelude::*;
 use diesel::pg::PgConnection;
 use diesel::result::Error;
-use dotenvy::dotenv;
+use dotenvy::{from_path};
 use std::env;
+use std::path::Path;
 use serde::{Serialize};
 use diesel_derive_enum::DbEnum;
 use std::str::FromStr;
@@ -49,7 +50,8 @@ pub struct NewDid<'a> {
 }
 
 pub fn connect() -> PgConnection {
-    dotenv().ok();
+    let env_path = Path::new("/etc/did_router.conf");
+    from_path(env_path).expect("env file missed");
 
     let database_url = env::var("DATABASE_URL").expect("DATABASE_URL must be set");
     PgConnection::establish(&database_url)
diff --git a/did_router/src/httapi.rs b/did_router/src/httapi.rs
index c5f24df..b93c766 100644
--- a/did_router/src/httapi.rs
+++ b/did_router/src/httapi.rs
@@ -1,5 +1,6 @@
-use dotenvy::dotenv;
+use dotenvy::{from_path};
 use std::env;
+use std::path::Path;
 use xml_builder::{XMLBuilder, XMLElement, XMLVersion};
 use super::database as db;
 use super::database::{DidTargetType, Did};
@@ -42,7 +43,9 @@ pub fn external_number(did: Did) -> XMLElement {
 }
 
 pub fn no_service(_did: Did) -> XMLElement {
-    dotenv().ok();
+    let env_path = Path::new("/etc/did_router.conf");
+    from_path(env_path).expect("env file missed");
+
     let sound_path = env::var("SOUND_PATH").expect("SOUND_PATH must be set");
     let no_service_path = format!("{}/no_service.wav", sound_path);
     let mut work = XMLElement::new("work");
@@ -53,7 +56,9 @@ pub fn no_service(_did: Did) -> XMLElement {
 }
 
 pub fn night_mode(_did: Did) -> XMLElement {
-    dotenv().ok();
+    let env_path = Path::new("/etc/did_router.conf");
+    from_path(env_path).expect("env file missed");
+
     let sound_path = env::var("SOUND_PATH").expect("SOUND_PATH must be set");
     let night_mode_path = format!("{}/night_mode.wav", sound_path);