diff --git a/core/src/main/java/com/dite/znpt/service/impl/ImageServiceImpl.java b/core/src/main/java/com/dite/znpt/service/impl/ImageServiceImpl.java
index 02704ed..79f3550 100644
--- a/core/src/main/java/com/dite/znpt/service/impl/ImageServiceImpl.java
+++ b/core/src/main/java/com/dite/znpt/service/impl/ImageServiceImpl.java
@@ -303,7 +303,7 @@ public class ImageServiceImpl extends ServiceImpl<ImageMapper, ImageEntity> impl
                     List<String> split = StrUtil.split(imageDownPath, StrUtil.SLASH, true, true);
 //                    /static/image/source/date
                     try {
-                        DateUtil.parseDate(split.get(4));
+                        DateUtil.parseDate(split.get(3));
                         filePaths.add(imageDownPath);
                     } catch (Exception ignore) {}
                 }