diff --git a/.env.example b/.env.example
index d37e415..5ca7a41 100644
--- a/.env.example
+++ b/.env.example
@@ -23,5 +23,9 @@ SEARCH_HTTP_PORT=8001
 TRADE_HTTP_PORT=8002
 GETPRICE_HTTP_PORT=8003
 
+# Web Interface Host Port (exposed on host machine)
+# Container always uses 8888 internally
+WEB_HTTP_PORT=8888
+
 # Agent Configuration
 AGENT_MAX_STEP=30
diff --git a/docker-compose.yml b/docker-compose.yml
index d0ac2cd..33eb2f3 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -33,5 +33,5 @@ services:
       - "${SEARCH_HTTP_PORT:-8001}:8001"
       - "${TRADE_HTTP_PORT:-8002}:8002"
       - "${GETPRICE_HTTP_PORT:-8003}:8003"
-      - "8888:8888"
+      - "${WEB_HTTP_PORT:-8888}:8888"
     restart: unless-stopped