diff --git a/packages/ensjs/deploy/00_register_wrapped.ts b/packages/ensjs/deploy/00_register_wrapped.ts
index 07eb22d3..cba4bdb5 100644
--- a/packages/ensjs/deploy/00_register_wrapped.ts
+++ b/packages/ensjs/deploy/00_register_wrapped.ts
@@ -4,6 +4,7 @@ import { BigNumber } from '@ethersproject/bignumber'
 import { ethers } from 'hardhat'
 import { DeployFunction } from 'hardhat-deploy/types'
 import { HardhatRuntimeEnvironment } from 'hardhat/types'
+import { MAX_DATE_INT } from '../src/utils/consts'
 import { encodeFuses } from '../src/utils/fuses'
 import { namehash } from '../src/utils/normalise'
 
@@ -19,7 +20,7 @@ export const names: {
     fuses?: number
     expiry?: number
   }[]
-  duration?: number
+  duration?: number | BigNumber
 }[] = [
   {
     label: 'wrapped',
@@ -42,6 +43,16 @@ export const names: {
     subnames: [{ label: 'test', namedOwner: 'owner2' }],
     duration: 2419200,
   },
+  {
+    label: 'wrapped-big-duration',
+    namedOwner: 'owner3',
+    duration: Math.floor((MAX_DATE_INT - Date.now()) / 1000),
+  },
+  {
+    label: 'wrapped-max-duration',
+    namedOwner: 'owner3',
+    duration: BigNumber.from('18446744073709'),
+  },
   {
     label: 'wrapped-with-expiring-subnames',
     namedOwner: 'owner',
diff --git a/packages/ensjs/hardhat.config.ts b/packages/ensjs/hardhat.config.ts
index fe6d6421..6502f626 100644
--- a/packages/ensjs/hardhat.config.ts
+++ b/packages/ensjs/hardhat.config.ts
@@ -44,6 +44,7 @@ const config: HardhatUserConfig = {
       default: 1,
     },
     owner2: 2,
+    owner3: 3,
   },
   external: {
     contracts: [
diff --git a/packages/ensjs/src/functions/getWrapperData.test.ts b/packages/ensjs/src/functions/getWrapperData.test.ts
index 5ce69975..de8d1dde 100644
--- a/packages/ensjs/src/functions/getWrapperData.test.ts
+++ b/packages/ensjs/src/functions/getWrapperData.test.ts
@@ -69,4 +69,22 @@ describe('getWrapperData', () => {
       expect(Number.isNaN(result.expiryDate?.getTime())).toBe(false)
     }
   })
+  it('should return correct expiry for large expiry', async () => {
+    const result = await ensInstance.getWrapperData('wrapped-big-duration.eth')
+    expect(result).toBeTruthy()
+    if (result) {
+      expect(result.expiryDate).toBeInstanceOf(Date)
+      expect(result.expiryDate!.getFullYear()).toBe(275760)
+      expect(Number.isNaN(result.expiryDate?.getTime())).toBe(false)
+    }
+  })
+  it('should return correct max expiry for expiry larger than maximum for date', async () => {
+    const result = await ensInstance.getWrapperData('wrapped-max-duration.eth')
+    expect(result).toBeTruthy()
+    if (result) {
+      expect(result.expiryDate).toBeInstanceOf(Date)
+      expect(result.expiryDate!.getFullYear()).toBe(275760)
+      expect(Number.isNaN(result.expiryDate?.getTime())).toBe(false)
+    }
+  })
 })
diff --git a/packages/ensjs/src/functions/getWrapperData.ts b/packages/ensjs/src/functions/getWrapperData.ts
index 309a0c19..761dbcac 100644
--- a/packages/ensjs/src/functions/getWrapperData.ts
+++ b/packages/ensjs/src/functions/getWrapperData.ts
@@ -1,5 +1,6 @@
 import { BigNumber } from '@ethersproject/bignumber'
 import { ENSArgs } from '../index'
+import { MAX_DATE_INT } from '../utils/consts'
 import { decodeFuses } from '../utils/fuses'
 import { namehash } from '../utils/normalise'
 
@@ -21,10 +22,16 @@ const decode = async ({ contracts }: ENSArgs<'contracts'>, data: string) => {
 
     const fuseObj = decodeFuses(fuses)
 
-    const expiryDate =
-      expiry.gt(0) && expiry.lt(BigNumber.from(2).pow(32))
-        ? new Date(expiry.mul(1000).toNumber())
-        : undefined
+    let expiryDate: Date | undefined
+
+    if (expiry.gt(0)) {
+      const msBigNumber = expiry.mul(1000)
+      if (msBigNumber.gte(MAX_DATE_INT)) {
+        expiryDate = new Date(MAX_DATE_INT)
+      } else {
+        expiryDate = new Date(msBigNumber.toNumber())
+      }
+    }
 
     return {
       ...fuseObj,
diff --git a/packages/ensjs/src/utils/consts.ts b/packages/ensjs/src/utils/consts.ts
index 542d5c99..faf5c371 100644
--- a/packages/ensjs/src/utils/consts.ts
+++ b/packages/ensjs/src/utils/consts.ts
@@ -1,3 +1,4 @@
 export const EMPTY_ADDRESS = '0x0000000000000000000000000000000000000000'
 export const MAX_INT_64 = BigInt('18446744073709551615')
+export const MAX_DATE_INT = 8640000000000000
 export const MINIMUM_DOT_ETH_CHARS = 3