diff --git a/src/views/workflow/task/TaskFormView.vue b/src/views/workflow/task/TaskFormView.vue
index dbadf72..605a2de 100644
--- a/src/views/workflow/task/TaskFormView.vue
+++ b/src/views/workflow/task/TaskFormView.vue
@@ -240,7 +240,7 @@
     .process-status-img {
       height: 180px;
       position: absolute;
-      z-index: 999;
+      z-index: @page-footer-z-index;
       top: 1px;
       right: 1px;
     }