diff --git a/Comics/pipelines.py b/Comics/pipelines.py
index ba0bbb7..274b482 100644
--- a/Comics/pipelines.py
+++ b/Comics/pipelines.py
@@ -173,6 +173,7 @@ class ImgDownloadPipeline(BaseImagesPipeline):
                 if is_next:
                     # logging.info(f"downloading {image_url} --> IMAGE_STORE {image_path}")
                     down_queue.append((image_url, os.path.join(IMAGES_STORE, image_path)))
-        download_images(down_queue)
+        if len(down_queue) > 0:
+            download_images(down_queue)
         # 存在未下载图像数据则重试
         self.download_done(item)
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