diff --git a/packages/neuron-ui/src/utils/const.ts b/packages/neuron-ui/src/utils/const.ts
index dd615e63a8..e351c54d7d 100644
--- a/packages/neuron-ui/src/utils/const.ts
+++ b/packages/neuron-ui/src/utils/const.ts
@@ -22,7 +22,8 @@ export const SHANNON_CKB_RATIO = 1e8
 
 export const MEDIUM_FEE_RATE = 2000
 export const WITHDRAW_EPOCHS = 180
-export const MILLISECONDS_IN_YEAR = 365 * 24 * 3600 * 1000
+export const MILLISECONDS_PER_DAY = 24 * 3600 * 1000
+export const MILLISECONDS_IN_YEAR = 365 * MILLISECONDS_PER_DAY
 export const HOURS_PER_EPOCH = 4
 export const HOURS_PER_DAY = 24