diff --git a/web-app/src/main/java/com/zcloud/edu/command/query/archives/ArchivesQueryExe.java b/web-app/src/main/java/com/zcloud/edu/command/query/archives/ArchivesQueryExe.java
index 7226c89..1899af6 100644
--- a/web-app/src/main/java/com/zcloud/edu/command/query/archives/ArchivesQueryExe.java
+++ b/web-app/src/main/java/com/zcloud/edu/command/query/archives/ArchivesQueryExe.java
@@ -524,7 +524,7 @@ public class ArchivesQueryExe {
             workItem.put("className", params.getClassName());
             if(!ObjectUtils.isEmpty(params.getStudentExamRecord().getSignUrl())){
 //                PictureRenderData signPicture = Pictures.ofUrl(fileUrlConfig.getPrefixUrl() + params.getStudentExamRecord().getSignUrl(), PictureType.JPEG).size(50, 15).create();//网络图片地址
-                PictureRenderData signPicture = ImageUtil.createWithThumbnailator(fileUrlConfig.getPrefixUrl() + params.getStudentExamRecord().getSignUrl(), 50, 15);
+                PictureRenderData signPicture = ImageUtil.createWithThumbnailator(fileUrlConfig.getPrefixUrl() + params.getStudentExamRecord().getSignUrl(), 50, 25);
                 workItem.put("signPicture",  signPicture);
             }
 //            log.info("考试试卷下载转换前,{}",JSONUtil.toJsonStr(params.getStudentExamRecord()));
@@ -919,7 +919,9 @@ public class ArchivesQueryExe {
                     Map<String, Object> itemMap =  PropertyUtils.describe(item);
                     if(!ObjectUtils.isEmpty(item.getSignFaceUrl())){
 //                        PictureRenderData signPicture = Pictures.ofUrl(fileUrlConfig.getPrefixUrl() + item.getSignFaceUrl(), PictureType.JPEG).size(50, 50).create();//网络图片地址
-                        PictureRenderData signPicture = ImageUtil.createWithThumbnailator(fileUrlConfig.getPrefixUrl() + item.getSignFaceUrl(), 50, 50);
+//                        PictureRenderData signPicture = ImageUtil.createWithThumbnailator(fileUrlConfig.getPrefixUrl() + item.getSignFaceUrl(), 50, 50);
+                        PictureRenderData signPicture = FixedPictureUtils.ofNormalUrl(fileUrlConfig.getPrefixUrl() + item.getSignFaceUrl(), 50, 50);
+
                         itemMap.put("signPicture", signPicture);
                     }
                     if(!ObjectUtils.isEmpty(item.getExamFaceUrl())){