server: do not make last read mark lower

1 files changed, 1 insertions, 1 deletions

diff --git a/juick-server-jdbc/src/main/java/com/juick/service/MessagesServiceImpl.java b/juick-server-jdbc/src/main/java/com/juick/service/MessagesServiceImpl.java
index 996fb5507..c0dccc6a3 100644
--- a/juick-server-jdbc/src/main/java/com/juick/service/MessagesServiceImpl.java
+++ b/juick-server-jdbc/src/main/java/com/juick/service/MessagesServiceImpl.java
@@ -921,7 +921,7 @@ public class MessagesServiceImpl extends BaseJdbcService implements MessagesServ
     @Transactional
     @Override
     public void setLastReadComment(User user, Integer mid, Integer rid) {
-        jdbcTemplate.update("UPDATE subscr_messages SET last_read_rid=? WHERE message_id=? AND suser_id=?",
+        jdbcTemplate.update("UPDATE subscr_messages SET last_read_rid=GREATEST(?, last_read_rid) WHERE message_id=? AND suser_id=?",
                 rid, mid, user.getUid());
     }