diff --git a/README.md b/README.md
index 91ae6d6..0022a10 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,9 @@ Default: 9192
 
 ### --model
 Specifies the model to load. This will be downloaded automatically if it does not exist.
+\
 Default: Qwen2.5-VL-7B-Instruct
+\
 Choices: Qwen2.5-VL-3B-Instruct, Qwen2.5-VL-7B-Instruct, Qwen2.5-VL-72B-Instruct
 
 ### --resume
@@ -128,8 +130,7 @@ curl http://localhost:9192/health
 
 Environment variables in docker-compose.yml:
 - `NVIDIA_VISIBLE_DEVICES`: GPU device selection
-- `MODEL_DIR`: Model directory path
-- `PORT`: API port (default: 9192)
+- `QWEN_MODEL`: Select the Qwen 2.5 VL model to load
 
 ## Integration with OpenWebUI
 
@@ -228,22 +229,3 @@ This project is licensed under the MIT License - see the LICENSE file for detail
 ## Support
 
 For issues and feature requests, please use the GitHub issue tracker.
-```
-
-This README provides:
-1. Clear installation instructions
-2. API documentation
-3. Configuration options
-4. System requirements
-5. Usage examples
-6. Development guidelines
-7. Monitoring information
-8. Error handling details
-9. Contributing guidelines
-
-You may want to customize:
-- Repository URLs
-- License information
-- Specific system requirements based on your deployment
-- Additional configuration options
-- Any specific deployment instructions for your environment
diff --git a/docker-compose.yml b/docker-compose.yml
index f90aab1..acd7019 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -14,7 +14,7 @@ services:
               count: all
               capabilities: [gpu]
     environment:
-      - NVIDIA_VISIBLE_DEVICES=all
+      - NVIDIA_VISIBLE_DEVICES=${NVIDIA_VISIBLE_DEVICES:-"all"}
       - QWEN_MODEL: ${QWEN_MODEL:-"Qwen2.5-VL-7B-Instruct"}
     restart: unless-stopped
     healthcheck: