diff --git a/README.Docker.md b/README.Docker.md
index 0733278..bfb9867 100644
--- a/README.Docker.md
+++ b/README.Docker.md
@@ -16,6 +16,7 @@ services:
       - TZ=Europe/Lisbon
       - EDENRED_USERNAME= 
       - EDENRED_PIN= 
+      - EDENRED_VERSION= # default 4.1.0
       - EDENRED_ACCOUNT_MAP=comma separated vlue (Both EDENRED_ACCOUNT_MAP and ACTUAL_ACCOUNT_MAP need to have the same size)
       - ACTUAL_ACCOUNT_MAP=#comma separated vlue
       - ACTUAL_SERVER_URL= 
@@ -29,6 +30,7 @@ services:
 docker run -d --name myedenredactual \
     - e 'EDENRED_USERNAME=' \
     - e 'EDENRED_PIN=' \
+    - e 'EDENRED_VERSION=' \
     - e 'EDENRED_ACCOUNT_MAP=' \
     - e 'ACTUAL_ACCOUNT_MAP=' \
     - e 'ACTUAL_SERVER_URL= ' \
diff --git a/config.js b/config.js
index 48664d7..2eb3d6d 100644
--- a/config.js
+++ b/config.js
@@ -8,6 +8,7 @@ const ACTUAL_SERVER_PASSWORD = process.env.ACTUAL_SERVER_PASSWORD || "";
 const APP_PORT = process.env.APP_PORT || 3000;
 
 const APP_URL = process.env.APP_URL || "http://localhost"
+const EDENRED_VERSION = process.env.EDENRED_VERSION || "4.1.0";
 
 const EDENRED_USERNAME = process.env.EDENRED_USERNAME || "";
 const EDENRED_PIN = process.env.EDENRED_PIN || "";
@@ -34,6 +35,7 @@ function getAppConfigFromEnv() {
         APP_URL,
         EDENRED_USERNAME,
         EDENRED_PIN,
+        EDENRED_VERSION,
         EDENRED_ACCOUNT_MAP,
         ACTUAL_ACCOUNT_MAPPING,
         EDENRED_ACCOUNT_MAPPING,
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 80779ef..c445a40 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -9,9 +9,9 @@ services:
       - PUID=1003
       - PGID=100
       - TZ=Europe/Lisbon
-      #- EDENRED_USERNAME= deprecated for now
-      #- EDENRED_PASSWORD=deprecated for now
-      - EDENRED_TOKEN=
+      - EDENRED_USERNAME=
+      - EDENRED_PIN=
+      - EDENRED_VERSION= # default 4.1.0
       - EDENRED_ACCOUNT_MAP= #comma separated vlue (Both EDENRED_ACCOUNT_MAP and ACTUAL_ACCOUNT_MAP need to have the same size)
       - ACTUAL_ACCOUNT_MAP= #comma separated vlue
       - ACTUAL_SERVER_URL= 
diff --git a/edenredService.js b/edenredService.js
index 05b3924..8feb57d 100644
--- a/edenredService.js
+++ b/edenredService.js
@@ -11,7 +11,7 @@ const authenticate = async () => {
       appType: "IOS",
       appVersion: "4.1.0"
     };
-    const token = await fetch('https://www.myedenred.pt/edenred-customer/v2/authenticate/pin?appVersion=4.1.0&appType=IOS&channel=MOBILE', {
+    const token = await fetch('https://www.myedenred.pt/edenred-customer/v2/authenticate/pin?appVersion='+ appConfig.EDENRED_VERSION +'&appType=IOS&channel=MOBILE', {
         method: 'POST',
         body: JSON.stringify(u),
         headers: {