diff --git a/CHANGELOG.md b/CHANGELOG.md
index 837a7fd..bf9f006 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+### Fixed
+- Error when sku offer has no payment option.
+
 ## [1.6.2] - 2024-03-20
 
 ### Fixed
diff --git a/src/convertSearchDocument.ts b/src/convertSearchDocument.ts
index b121067..4c159fa 100644
--- a/src/convertSearchDocument.ts
+++ b/src/convertSearchDocument.ts
@@ -181,19 +181,19 @@ const skuSpecificationsFromDocuments = (
   })
 }
 
-const getSpotPrice = (paymentOptions: PaymentOptions, priceWithoutDiscount: number) => {
-  const installments = paymentOptions.InstallmentOptions.flatMap((option) => option.Installments)
-  const installment = installments.find(
+const getSpotPrice = (paymentOptions: PaymentOptions | null, priceWithoutDiscount: number) => {
+  const installments = paymentOptions?.InstallmentOptions.flatMap((option) => option.Installments)
+  const installment = installments?.find(
     (inst) => inst.Count && inst.ValueAsInt && inst.ValueAsInt / 100 < priceWithoutDiscount
   )
 
   return installment ? installment.ValueAsInt / 100 : priceWithoutDiscount
 }
 
-const buildInstallments = (paymentOptions: PaymentOptions, unitMultiplier: number): SearchInstallment[] => {
+const buildInstallments = (paymentOptions: PaymentOptions | null, unitMultiplier: number): SearchInstallment[] => {
   const installments: SearchInstallment[] = []
 
-  paymentOptions.InstallmentOptions.forEach((option) => {
+  paymentOptions?.InstallmentOptions.forEach((option) => {
     option.Installments.forEach((installment) => {
       installments.push({
         NumberOfInstallments: installment.Count,
diff --git a/src/typings/global.ts b/src/typings/global.ts
index 661e15a..8797786 100644
--- a/src/typings/global.ts
+++ b/src/typings/global.ts
@@ -329,7 +329,7 @@ declare global {
     IsAvailable: boolean
     DeliverySlaSamples: any[]
     RatesAndBenefitsData: RatesAndBenefitsData | null
-    PaymentOptions: PaymentOptions
+    PaymentOptions: PaymentOptions | null
   }
 
   interface SkuOfferDetails {