diff --git a/hippo4j-common/src/main/java/cn/hippo4j/common/constant/Constants.java b/hippo4j-common/src/main/java/cn/hippo4j/common/constant/Constants.java
index 0b26af76..762ef01c 100644
--- a/hippo4j-common/src/main/java/cn/hippo4j/common/constant/Constants.java
+++ b/hippo4j-common/src/main/java/cn/hippo4j/common/constant/Constants.java
@@ -66,6 +66,8 @@ public class Constants {
 
     public static final int MAP_INITIAL_CAPACITY = 16;
 
+    public static final int HEALTH_CHECK_INTERVAL = 5;
+
     public static final int AVAILABLE_PROCESSORS = Runtime.getRuntime().availableProcessors();
 
 }