diff --git a/src/views/wpm_bx/mlog_form.vue b/src/views/wpm_bx/mlog_form.vue
index 4dd0672b..a967ce1b 100644
--- a/src/views/wpm_bx/mlog_form.vue
+++ b/src/views/wpm_bx/mlog_form.vue
@@ -57,7 +57,7 @@
 								</el-select>
 							</el-form-item>
 						</el-col>
-						<el-col :md="12" :sm="24">
+						<el-col :md="12" :sm="24" v-if="mode=='add'">
 							<el-form-item label="关联任务" prop="mtask">
 								<el-select
 									v-model="form.mtask"