diff --git a/Dockerfile b/Dockerfile
index 4b3ee3f..ae2f2a9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -46,8 +46,8 @@ ENV SERVER_BIND_ADDRESS="0.0.0.0"
 ENV SERVER_BIND_PORT=2001
 ENV SERVER_PUBLIC_ADDRESS=""
 ENV SERVER_PUBLIC_PORT=2001
-ENV SERVER_A2S_ADDRESS=""
-ENV SERVER_A2S_PORT=""
+ENV SERVER_A2S_ADDRESS="0.0.0.0"
+ENV SERVER_A2S_PORT=17777
 
 ENV GAME_NAME="Arma Reforger Docker Server"
 ENV GAME_PASSWORD=""
diff --git a/README.md b/README.md
index b41a2c6..c90eafe 100644
--- a/README.md
+++ b/README.md
@@ -13,8 +13,7 @@ An Arma Reforger dedicated server. Updates to the latest version every time it i
         -v path/to/configs:/reforger/Configs \
         -v path/to/profiles:/home/profile \
         -v path/to/workshop:/reforger/workshop \
-        -e SERVER_REGION="EU" \
-        -e SERVER_HOST_REGISTER_ADDRESS="public ip" \
+        -e SERVER_PUBLIC_ADDRESS="public ip" \
         -e GAME_NAME="My Docker Reforger Server" \
         ghcr.io/acemod/arma-reforger:latest
 ```
diff --git a/docker_default.json b/docker_default.json
index ba7c9bf..b696185 100644
--- a/docker_default.json
+++ b/docker_default.json
@@ -3,7 +3,10 @@
 	"bindPort": 2001,
 	"publicAddress": "",
 	"publicPort": 2001,
-	"a2s": null,
+	"a2s": {
+		"address": "",
+		"port": 17777
+	},
 	"game": {
 		"name": "Arma Reforger Docker Server",
 		"password": "",