diff --git a/metrics/alertmanager/tikv.rules.yml b/metrics/alertmanager/tikv.rules.yml
index 19f8085866e..14fce31ae43 100644
--- a/metrics/alertmanager/tikv.rules.yml
+++ b/metrics/alertmanager/tikv.rules.yml
@@ -15,7 +15,7 @@ groups:
 
   - alert: TiKV_GC_can_not_work
     expr: sum(increase(tikv_gcworker_gc_tasks_vec{task="gc"}[1d])) < 1 and (sum(increase(tikv_gc_compaction_filter_perform[1d])) < 1 and sum(increase(tikv_engine_event_total{db="kv", cf="write", type="compaction"}[1d])) >= 1)
-    for: 1m
+    for: 5m
     labels:
       env: ENV_LABELS_ENV
       level: emergency