diff --git a/adapter/installment.go b/adapter/installment.go
index 5f3ae9d..79926ad 100644
--- a/adapter/installment.go
+++ b/adapter/installment.go
@@ -17,7 +17,7 @@ func (api *Installment) SearchInstallments(ctx context.Context, request SearchIn
 	}
 	response := &Response[InstallmentListResponse]{}
 	respErr := api.Client.Do(ctx, newRequest, response)
-	if err != nil {
+	if respErr != nil {
 		return nil, respErr
 	}
 
diff --git a/adapter/merchant_apm.go b/adapter/merchant_apm.go
index a1d9286..e6c3ee5 100644
--- a/adapter/merchant_apm.go
+++ b/adapter/merchant_apm.go
@@ -17,7 +17,7 @@ func (api *MerchantApm) RetrieveApms(ctx context.Context) (*MerchantApmListRespo
 
 	response := &Response[MerchantApmListResponse]{}
 	respErr := api.Client.Do(ctx, newRequest, response)
-	if err != nil {
+	if respErr != nil {
 		return nil, respErr
 	}
 
diff --git a/adapter/payment.go b/adapter/payment.go
index d82a409..e376cba 100644
--- a/adapter/payment.go
+++ b/adapter/payment.go
@@ -684,7 +684,7 @@ func (api *Payment) RetrieveProviderCards(ctx context.Context, request RetrieveP
 	}
 	response := &Response[DataResponse[StoredCardResponse]]{}
 	respErr := api.Client.Do(ctx, newRequest, response)
-	if err != nil {
+	if respErr != nil {
 		return nil, respErr
 	}