diff --git a/src/main/java/com/example/caseData/service/CertService.java b/src/main/java/com/example/caseData/service/CertService.java
index e03ba53..27d3f0d 100644
--- a/src/main/java/com/example/caseData/service/CertService.java
+++ b/src/main/java/com/example/caseData/service/CertService.java
@@ -46,7 +46,7 @@ public class CertService  {
 
             Color customColor = Color.decode("#008983");
             g2d.setColor(customColor);
-            g2d.drawString(certificateNo, 285, 570);
+            g2d.drawString(certificateNo, 260, 570);
 
             // 2. 处理并添加头像
             BufferedImage avatar = ImageIO.read(new ByteArrayInputStream(avatarPath));