diff --git a/main.py b/main.py
index 8e77298..d1b5987 100644
--- a/main.py
+++ b/main.py
@@ -38,7 +38,7 @@ gpu_available  = paddle.device.is_compiled_with_cuda()
 print("GPU available:", gpu_available)
 
 
-ocr = PaddleOCR(use_angle_cls=True, lang="ch", use_gpu=True)
+ocr = PaddleOCR(use_angle_cls=True, lang="ch", use_gpu=conf.GPU_ENABLE)
 app = FastAPI()
 
 ALLOWED_FILE_TYPES = {"application/pdf", "image/jpeg", "image/png", "image/jpg"}