diff --git a/CPSTreasury/src/main/java/community/icon/cps/score/cpstreasury/CPSTreasury.java b/CPSTreasury/src/main/java/community/icon/cps/score/cpstreasury/CPSTreasury.java
index 0f61ea12..889fe1c9 100644
--- a/CPSTreasury/src/main/java/community/icon/cps/score/cpstreasury/CPSTreasury.java
+++ b/CPSTreasury/src/main/java/community/icon/cps/score/cpstreasury/CPSTreasury.java
@@ -56,7 +56,9 @@ public class CPSTreasury extends ProposalData implements CPSTreasuryInterface {
     public static final BigInteger MAX_ONSET_PAYMENT = BigInteger.valueOf(20);
 
     public CPSTreasury() {
-        onsetPaymentPercentage.set(BigInteger.TEN);
+        if(onsetPaymentPercentage.get() == null){
+            onsetPaymentPercentage.set(BigInteger.TEN);
+        }
     }
 
     @Override