diff --git a/op-common/op-common-core/src/main/java/com/op/common/core/constant/Constants.java b/op-common/op-common-core/src/main/java/com/op/common/core/constant/Constants.java
index 8313b433..a22d102b 100644
--- a/op-common/op-common-core/src/main/java/com/op/common/core/constant/Constants.java
+++ b/op-common/op-common-core/src/main/java/com/op/common/core/constant/Constants.java
@@ -135,4 +135,6 @@ public class Constants {
 	public static final String OPTION="OPTION";
 
 	public static final String LOW="LOW";
+
+	public static final String HIGH="HIGH";
 }