diff --git a/dongtai_conf/settings.py b/dongtai_conf/settings.py
index ca712e89..b314b027 100644
--- a/dongtai_conf/settings.py
+++ b/dongtai_conf/settings.py
@@ -1003,7 +1003,7 @@ def safe_execute(default, exception, function, *args):
 try:
     TANTIVY_INDEX_PATH = config.get("tantivy", "index_path")
 except Exception:
-    TANTIVY_INDEX_PATH = urljoin(TMP_COMMON_PATH, "tantivy")
+    TANTIVY_INDEX_PATH = os.path.join(TMP_COMMON_PATH, "tantivy")
 
 
 ELASTICSEARCH_STATE = config.get("elastic_search", "enable") == "true"
diff --git a/dongtai_web/aggr_vul/app_vul_list.py b/dongtai_web/aggr_vul/app_vul_list.py
index 36799253..08c6005d 100644
--- a/dongtai_web/aggr_vul/app_vul_list.py
+++ b/dongtai_web/aggr_vul/app_vul_list.py
@@ -220,12 +220,12 @@ def post(self, request):
                 es_query["order"] = order_type_desc + order_type
                 if ELASTICSEARCH_STATE:
                     vul_data = get_vul_list_from_elastic_search(projects, page=page, page_size=page_size, **es_query)
-                if TANTIVY_STATE:
+                if TANTIVY_STATE and keywords:
                     ids = set()
                     id_score = []
                     tantivy_query_str = ""
                     for key, value in tantivy_query.items():
-                        if isinstance(value, str):
+                        if isinstance(value, (str, int)):
                             tantivy_query_str += f'+{key}:"{value}" '
                         elif isinstance(value, list):
                             tantivy_query_str += f"+{key}: IN [{' '.join(map(str, value))}] "
diff --git a/dongtai_web/aggr_vul/tasks.py b/dongtai_web/aggr_vul/tasks.py
index bc1cced0..398f4654 100644
--- a/dongtai_web/aggr_vul/tasks.py
+++ b/dongtai_web/aggr_vul/tasks.py
@@ -1,12 +1,31 @@
+import logging
+
 import tantivy
 from celery import shared_task
+from celery_singleton import Singleton
+from django.db.models.signals import m2m_changed, post_delete, post_save
+from django.dispatch import receiver
 
 from dongtai_common.models.vulnerablity import IastVulnerabilityModel, tantivy_index
 from dongtai_conf.settings import TANTIVY_STATE
 
+logger = logging.getLogger("dongtai-core")
+
+
+@receiver(post_delete, sender=IastVulnerabilityModel, dispatch_uid="update_vul_tantivy_index")
+@receiver(post_save, sender=IastVulnerabilityModel, dispatch_uid="update_vul_tantivy_index")
+@receiver(m2m_changed, sender=IastVulnerabilityModel, dispatch_uid="update_vul_tantivy_index")
+def update_vul_tantivy_index_receiver(sender, instance, **kwargs):
+    update_vul_tantivy_index.apply_async(countdown=120)
 
-@shared_task(queue="dongtai-periodic-task")
+
+@shared_task(
+    queue="dongtai-periodic-task",
+    base=Singleton,
+    lock_expiry=20,
+)
 def update_vul_tantivy_index():
+    logger.info("Start update vul tantivy index")
     if not TANTIVY_STATE:
         return
     index = tantivy_index()
@@ -46,3 +65,5 @@ def update_vul_tantivy_index():
         )
 
     writer.commit()
+
+    logger.info("Update vul tantivy index success!")