diff --git a/.env.example b/.env.example
index 2f734a6..756a6d8 100644
--- a/.env.example
+++ b/.env.example
@@ -15,6 +15,10 @@ BITCOIN_RPC_TIMEOUT=10000
 BITCOIN_ZMQ_HOST=tcp://192.168.1.100:3000
 
 API_PORT=3334
+# Docker host/IP and public host port for the API listener.
+# Keep API_BIND_HOST as 127.0.0.1 when a reverse proxy terminates public traffic.
+API_BIND_HOST=127.0.0.1
+API_PUBLIC_PORT=3334
 
 # Plain TCP Stratum ports accept both SV1 JSON-RPC and SV2 Noise/binary traffic.
 STRATUM_PORTS=3333,3332,3331,3330
diff --git a/docker-compose.external-db.yml b/docker-compose.external-db.yml
index 0b66bcd..7a4830d 100644
--- a/docker-compose.external-db.yml
+++ b/docker-compose.external-db.yml
@@ -33,7 +33,7 @@ services:
       - "0.0.0.0:4332:4332/tcp"
       - "0.0.0.0:4331:4331/tcp"
       - "0.0.0.0:4330:4330/tcp"
-      - "127.0.0.1:${API_PORT:-3334}:3334/tcp"
+      - "${API_BIND_HOST:-127.0.0.1}:${API_PUBLIC_PORT:-3334}:3334/tcp"
     volumes:
       - "./.env:/public-pool/.env:ro"
       - "./secrets:/public-pool/secrets:ro"
diff --git a/docker-compose.yml b/docker-compose.yml
index 28305fd..79f1b89 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -65,7 +65,7 @@ services:
       - "0.0.0.0:4332:4332/tcp"
       - "0.0.0.0:4331:4331/tcp"
       - "0.0.0.0:4330:4330/tcp"
-      - "127.0.0.1:${API_PORT:-3334}:3334/tcp"
+      - "${API_BIND_HOST:-127.0.0.1}:${API_PUBLIC_PORT:-3334}:3334/tcp"
     volumes:
       - "./.env:/public-pool/.env:ro"
       - "./secrets:/public-pool/secrets:ro"
diff --git a/full-setup/docker-compose-mainnet.yml b/full-setup/docker-compose-mainnet.yml
index 7ba35aa..dd461cd 100644
--- a/full-setup/docker-compose-mainnet.yml
+++ b/full-setup/docker-compose-mainnet.yml
@@ -85,7 +85,7 @@ services:
       - "0.0.0.0:4332:4332/tcp"
       - "0.0.0.0:4331:4331/tcp"
       - "0.0.0.0:4330:4330/tcp"
-      - "127.0.0.1:3334:3334/tcp"
+      - "${API_BIND_HOST:-127.0.0.1}:${API_PUBLIC_PORT:-3334}:3334/tcp"
     volumes:
       - "./public-pool-mainnet.env:/public-pool/.env:ro"
       - "../secrets:/public-pool/secrets:ro"