diff --git a/src/main.rs b/src/main.rs
index 059e076..e58d21a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -16,6 +16,10 @@ use crate::config::{AppConfig, ModbusValueMaps};
 use crate::modbus_types::{ModbusInputRegisterConfig, ModbusHoldingRegisterConfig, ModbusCoilsConfig};
 use crate::app_state::AppState;
 
+fn get_config_path() -> String {
+    std::env::var("CONFIG_PATH").unwrap_or_else(|_| "paramod.yaml".to_string())
+}
+
 async fn index(data: web::Data<AppState>) -> Result<HttpResponse> {
     let config = data.config.lock().unwrap();
     let value_maps = data.value_maps.lock().unwrap();
@@ -138,7 +142,7 @@ async fn save_table(
     req: web::Json<SaveTableRequest>,
 ) -> Result<HttpResponse> {
     let mut config = data.config.lock().unwrap();
-    let conf_path = "paramod.yaml";
+    let conf_path = get_config_path();
     match req.table_id.as_str() {
         "modbus_input_register" => {
             let rows: Vec<HashMap<String, ModbusInputRegisterConfig>> =
@@ -170,7 +174,7 @@ async fn save_table(
         Ok(s) => s,
         Err(e) => return Ok(HttpResponse::InternalServerError().body(format!("Serialisierungsfehler: {}", e))),
     };
-    if let Err(e) = fs::write(conf_path, yaml_str) {
+    if let Err(e) = fs::write(&conf_path, yaml_str) {
         return Ok(HttpResponse::InternalServerError().body(format!("Fehler beim Schreiben: {}", e)));
     }
     Ok(HttpResponse::Ok().body("success"))
@@ -195,16 +199,16 @@ async fn save_settings(
     // Value-Maps neu initialisieren
     let mut value_maps = data.value_maps.lock().unwrap();
     *value_maps = ModbusValueMaps::from_config(&new_config);
-    let conf_path = "paramod.yaml";
+    let conf_path = get_config_path();
     let yaml_str = match serde_yaml::to_string(&new_config) {
         Ok(s) => s,
         Err(e) => return Ok(HttpResponse::InternalServerError().body(format!("Serialisierungsfehler: {}", e))),
     };
-    if let Err(e) = fs::write(conf_path, yaml_str) {
+    if let Err(e) = fs::write(&conf_path, yaml_str) {
         return Ok(HttpResponse::InternalServerError().body(format!("Fehler beim Schreiben: {}", e)));
     }
     // Reload config from file
-    let conf_str = match std::fs::read_to_string(conf_path) {
+    let conf_str = match std::fs::read_to_string(&conf_path) {
         Ok(s) => s,
         Err(e) => return Ok(HttpResponse::InternalServerError().body(format!("Fehler beim Lesen: {}", e))),
     };
@@ -226,9 +230,8 @@ async fn get_config(data: web::Data<AppState>) -> HttpResponse {
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
 
-
-    let config_path = "paramod.yaml";
-    let app_state = web::Data::new(AppState::load_from_conf(config_path));
+    let config_path = get_config_path();
+    let app_state = web::Data::new(AppState::load_from_conf(&config_path));
 
     // Starte Modbus-Polling-Thread
     {