diff --git a/src/constant.ts b/src/constant.ts
index d2ce3b3..45999af 100644
--- a/src/constant.ts
+++ b/src/constant.ts
@@ -6,7 +6,7 @@ export const DEFAULT_GAS_PRICE_NUMBER = DEFAULT_GAS_PRICE[0].amount;
 
 export const GAS_ESTIMATOR_BUFFER_RATIO = 1.25;
 export const GAS_ESTIMATOR_SLOPE = 12.36;
-export const GAS_ESTIMATOR_INTERCEPT = 110533;
+export const GAS_ESTIMATOR_INTERCEPT = 200000;
 
 export const DEFAULT_MESSAGE_GAS = 200000;