diff --git a/packages/sdk-router/src/module/synapseModuleSet.ts b/packages/sdk-router/src/module/synapseModuleSet.ts
index 781ccbd508..7c7b06ea2e 100644
--- a/packages/sdk-router/src/module/synapseModuleSet.ts
+++ b/packages/sdk-router/src/module/synapseModuleSet.ts
@@ -4,7 +4,11 @@ import invariant from 'tiny-invariant'
 import { BigintIsh } from '../constants'
 import { BridgeQuote, BridgeRoute, FeeConfig } from './types'
 import { SynapseModule } from './synapseModule'
-import { ONE_WEEK, TEN_MINUTES, calculateDeadline } from '../utils/deadlines'
+import {
+  ONE_WEEK,
+  TEN_MINUTES,
+  applyOptionalDeadline,
+} from '../utils/deadlines'
 
 export abstract class SynapseModuleSet {
   abstract readonly bridgeModuleName: string
@@ -140,9 +144,9 @@ export abstract class SynapseModuleSet {
     )
     const { originQuery, destQuery } = bridgeRoute
     // Set origin deadline to 10 mins if not provided
-    originQuery.deadline = deadline ?? calculateDeadline(TEN_MINUTES)
+    originQuery.deadline = applyOptionalDeadline(deadline, TEN_MINUTES)
     // Destination deadline is always 1 week
-    destQuery.deadline = calculateDeadline(ONE_WEEK)
+    destQuery.deadline = applyOptionalDeadline(undefined, ONE_WEEK)
     const { feeAmount, feeConfig } = await this.getFeeData(bridgeRoute)
     return {
       feeAmount,
diff --git a/packages/sdk-router/src/operations/swap.ts b/packages/sdk-router/src/operations/swap.ts
index 7f74947077..4f6e59b3b9 100644
--- a/packages/sdk-router/src/operations/swap.ts
+++ b/packages/sdk-router/src/operations/swap.ts
@@ -5,7 +5,7 @@ import { BigintIsh } from '../constants'
 import { Query, SwapQuote } from '../module'
 import { handleNativeToken } from '../utils/handleNativeToken'
 import { SynapseSDK } from '../sdk'
-import { getOriginDeadline } from '../utils/deadlines'
+import { TEN_MINUTES, applyOptionalDeadline } from '../utils/deadlines'
 
 /**
  * Performs a swap through a Synapse Router.
@@ -61,6 +61,6 @@ export async function swapQuote(
   if (query.minAmountOut.isZero()) {
     throw Error('No queries found for this route')
   }
-  query.deadline = getOriginDeadline(deadline)
+  query.deadline = applyOptionalDeadline(deadline, TEN_MINUTES)
   return { routerAddress, maxAmountOut, query }
 }
diff --git a/packages/sdk-router/src/utils/deadlines.test.ts b/packages/sdk-router/src/utils/deadlines.test.ts
index 52bcc506bb..f9418f4231 100644
--- a/packages/sdk-router/src/utils/deadlines.test.ts
+++ b/packages/sdk-router/src/utils/deadlines.test.ts
@@ -1,45 +1,30 @@
 import { BigNumber } from '@ethersproject/bignumber'
 
-import {
-  calculateDeadline,
-  getDestinationDeadline,
-  getOriginDeadline,
-} from './deadlines'
+import { applyOptionalDeadline, calculateDeadline } from './deadlines'
 
 describe('deadlines', () => {
   // Something good happened on this day
   Date.now = jest.fn(() => Date.parse('2021-08-29'))
 
-  it('calculates correct deadlines', () => {
-    const seconds = 1337
-    const deadline = calculateDeadline(seconds)
-    const now = Math.floor(Date.now() / 1000)
-    expect(deadline.toNumber()).toBe(now + seconds)
-  })
-
-  describe('getOriginDeadline', () => {
-    it('returns the deadline if it is defined', () => {
-      const deadline = BigNumber.from(1337)
-      expect(getOriginDeadline(deadline)).toBe(deadline)
-    })
-
-    it('Uses 10 minutes if deadline is undefined', () => {
-      const deadline = getOriginDeadline()
+  describe('calculateDeadline', () => {
+    it('calculates correct deadlines', () => {
+      const seconds = 1337
+      const deadline = calculateDeadline(seconds)
       const now = Math.floor(Date.now() / 1000)
-      expect(deadline.toNumber()).toBe(now + 10 * 60)
+      expect(deadline.toNumber()).toBe(now + seconds)
     })
   })
 
-  describe('getDestinationDeadline', () => {
+  describe('applyOptionalDeadline', () => {
     it('returns the deadline if it is defined', () => {
       const deadline = BigNumber.from(1337)
-      expect(getDestinationDeadline(deadline)).toBe(deadline)
+      expect(applyOptionalDeadline(deadline, 1234)).toBe(deadline)
     })
 
-    it('Uses 1 week if deadline is undefined', () => {
-      const deadline = getDestinationDeadline()
+    it('applies the default period if the deadline is undefined', () => {
+      const deadline = applyOptionalDeadline(undefined, 1234)
       const now = Math.floor(Date.now() / 1000)
-      expect(deadline.toNumber()).toBe(now + 7 * 24 * 60 * 60)
+      expect(deadline.toNumber()).toBe(now + 1234)
     })
   })
 })
diff --git a/packages/sdk-router/src/utils/deadlines.ts b/packages/sdk-router/src/utils/deadlines.ts
index f2e77f3682..2723b080a0 100644
--- a/packages/sdk-router/src/utils/deadlines.ts
+++ b/packages/sdk-router/src/utils/deadlines.ts
@@ -8,10 +8,9 @@ export const calculateDeadline = (seconds: number) => {
   return BigNumber.from(Math.floor(Date.now() / 1000) + seconds)
 }
 
-export const getOriginDeadline = (deadline?: BigNumber) => {
-  return deadline ?? calculateDeadline(TEN_MINUTES)
-}
-
-export const getDestinationDeadline = (deadline?: BigNumber) => {
-  return deadline ?? calculateDeadline(ONE_WEEK)
+export const applyOptionalDeadline = (
+  deadline: BigNumber | undefined,
+  defaultPeriod: number
+): BigNumber => {
+  return deadline ?? calculateDeadline(defaultPeriod)
 }