diff --git a/oap-server/server-starter/src/main/resources/application.yml b/oap-server/server-starter/src/main/resources/application.yml
index 7d513126c..665a85291 100644
--- a/oap-server/server-starter/src/main/resources/application.yml
+++ b/oap-server/server-starter/src/main/resources/application.yml
@@ -60,7 +60,7 @@ core:
     recordDataTTL: ${SW_CORE_RECORD_DATA_TTL:90} # Unit is minute
     minuteMetricsDataTTL: ${SW_CORE_MINUTE_METRIC_DATA_TTL:90} # Unit is minute
     hourMetricsDataTTL: ${SW_CORE_HOUR_METRIC_DATA_TTL:36} # Unit is hour
-    otherMetricsDataTTL: ${SW_CORE_DAY_METRIC_DATA_TTL:45} # Unit is day
+    dayMetricsDataTTL: ${SW_CORE_DAY_METRIC_DATA_TTL:45} # Unit is day
     monthMetricsDataTTL: ${SW_CORE_MONTH_METRIC_DATA_TTL:18} # Unit is month
 storage:
   elasticsearch: