diff --git a/epmet-module/gov-issue/gov-issue-server/src/main/resources/mapper/IssueVoteStatisticalDao.xml b/epmet-module/gov-issue/gov-issue-server/src/main/resources/mapper/IssueVoteStatisticalDao.xml
index fa89630a63..8026d7b5ed 100644
--- a/epmet-module/gov-issue/gov-issue-server/src/main/resources/mapper/IssueVoteStatisticalDao.xml
+++ b/epmet-module/gov-issue/gov-issue-server/src/main/resources/mapper/IssueVoteStatisticalDao.xml
@@ -39,6 +39,7 @@
             del_flag = 0
             AND issue_id = #{issueId}
             AND created_by = #{userId}
+            order by CREATED_TIME desc limit 1
     </select>
 
     <!-- 议题表决折线图 -->