diff --git a/schema.graphql b/schema.graphql
index 2275f2a..e38eede 100644
--- a/schema.graphql
+++ b/schema.graphql
@@ -469,7 +469,7 @@ type VeDelegation @entity {
   tokenId: BigInt!
   amount: BigDecimal!
   lockedAmount: BigDecimal!
-  timeLeft: BigDecimal!
+  timeLeft: Int!
   cancelTime: BigInt!
   expireTime: BigInt!
   updates: [VeDelegationUpdate!] @derivedFrom(field: "veDelegation")
diff --git a/src/mappings/utils/veUtils.ts b/src/mappings/utils/veUtils.ts
index de63e09..20ba3a7 100644
--- a/src/mappings/utils/veUtils.ts
+++ b/src/mappings/utils/veUtils.ts
@@ -137,7 +137,7 @@ export function getveDelegation(
     veDelegation.receiver = ''
     veDelegation.delegator = ''
     veDelegation.lockedAmount = BigDecimal.zero()
-    veDelegation.timeLeft = BigDecimal.zero()
+    veDelegation.timeLeft = BigInt.zero()
     veDelegation.save()
   }
   return veDelegation
diff --git a/src/mappings/veDelegation.ts b/src/mappings/veDelegation.ts
index a551ddc..9adac08 100644
--- a/src/mappings/veDelegation.ts
+++ b/src/mappings/veDelegation.ts
@@ -20,7 +20,7 @@ export function handleDelegation(event: DelegateBoost): void {
   getveOCEAN(_receiver)
   const delegator = getveOCEAN(_delegator)
   const veDelegation = getveDelegation(event.address, _tokenId.toHex())
-  const ts = event.params.ts
+  const ts = event.block.timestamp.toI32()
 
   const MAX_TIME = 4 * 365 * 86400  // max lock time
   veDelegation.delegator = _delegator
@@ -31,7 +31,7 @@ export function handleDelegation(event: DelegateBoost): void {
     BigInt.fromI32(18).toI32()
   )
   veDelegation.lockedAmount = delegator.lockedAmount
-  veDelegation.timeLeft = ts - delegator.unlockTime
+  veDelegation.timeLeft = delegator.unlockTime - ts
   veDelegation.cancelTime = _cancelTime
   veDelegation.expireTime = _expireTime
   veDelegation.save()