diff --git a/src/postprocessing/report_word.py b/src/postprocessing/report_word.py
index 93f42eb..382f9f0 100644
--- a/src/postprocessing/report_word.py
+++ b/src/postprocessing/report_word.py
@@ -972,7 +972,7 @@ class WaterQualityReportGenerator:
         # ── 2. 影像预处理 ──
         h1 = doc.add_heading("2 影像预处理", level=1)
         self._style_heading(h1, 1)
-        self._add_hyperspectral_images_section(doc, vis_dir, start_figure_num=1)
+        self._add_hyperspectral_images_section(doc)
         doc.add_page_break()
 
         # ── 3. 水色指数公式列表 ──