diff --git a/.env.example b/.env.example
index 2adcc83..6af6881 100644
--- a/.env.example
+++ b/.env.example
@@ -314,7 +314,7 @@ RAG_EMBED_DIM=1024
 RAG_EMBED_NORMALIZE=true
 PPT_VISION_ENABLED=true
 PPT_VISION_MODEL=minicpm-v:latest
-PPT_VISION_TIMEOUT=60
+PPT_VISION_TIMEOUT=120
 PPT_AUTO_GENERATION_ENABLED=true
 PPT_AUTO_REPORT_TYPES=all
 PPT_AUTO_DEFAULT_CATEGORY=美妝保養
diff --git a/config.py b/config.py
index be753ab..edf6dc8 100644
--- a/config.py
+++ b/config.py
@@ -320,7 +320,7 @@ YOUTUBE_API_KEY = os.getenv('YOUTUBE_API_KEY', '')
 # ==========================================
 # 系統版本與路徑
 # ==========================================
-SYSTEM_VERSION = "V10.230"
+SYSTEM_VERSION = "V10.231"
 LOG_FILE_PATH = os.path.join(BASE_DIR, 'logs/system.log')
 public_url = PUBLIC_URL  # 用於模板顯示
 
diff --git a/services/ppt_vision_service.py b/services/ppt_vision_service.py
index 6653fa2..a3a46f3 100644
--- a/services/ppt_vision_service.py
+++ b/services/ppt_vision_service.py
@@ -35,7 +35,7 @@ logger = logging.getLogger(__name__)
 # Feature flag + 配置
 # ─────────────────────────────────────────────────────────────────────────────
 PPT_VISION_MODEL = os.getenv('PPT_VISION_MODEL', 'minicpm-v:latest')
-PPT_VISION_TIMEOUT = int(os.getenv('PPT_VISION_TIMEOUT', '45'))
+PPT_VISION_TIMEOUT = int(os.getenv('PPT_VISION_TIMEOUT', '120'))
 PPT_VISION_IMAGE_MAX_EDGE = int(os.getenv('PPT_VISION_IMAGE_MAX_EDGE', '1280'))
 PPT_VISION_IMAGE_QUALITY = int(os.getenv('PPT_VISION_IMAGE_QUALITY', '82'))
 _AUDIT_LOCK = threading.Lock()