diff --git a/project/src/main/resources/mapper/SimulationDemandMapper.xml b/project/src/main/resources/mapper/SimulationDemandMapper.xml
index 90670202..cb66049e 100644
--- a/project/src/main/resources/mapper/SimulationDemandMapper.xml
+++ b/project/src/main/resources/mapper/SimulationDemandMapper.xml
@@ -75,10 +75,10 @@
                 updater = #{jobNumber},
             </if>
             <if test="req.updateTime != null and req.updateTime != ''">
-                update_time = #{req.updateTime}
+                update_time = #{req.updateTime},
             </if>
             <if test="req.description != null and req.description != ''">
-                description = #{req.description},
+                description = #{req.description}
             </if>
         </trim>
         where uuid = #{req.uuid}