diff --git a/dev/api.go b/dev/api.go
index 43e525b..00e14d8 100644
--- a/dev/api.go
+++ b/dev/api.go
@@ -852,7 +852,7 @@ func (das *DevAccountService) GetPoolSwappableFromVouchers(ctx context.Context,
 	return swapFromList, nil
 }
 
-func (das *DevAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+func (das *DevAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error) {
 	var swapToList []dataserviceapi.TokenHoldings
 	_, ok := das.pools[poolAddress]
 	if !ok {
diff --git a/remote/account_service.go b/remote/account_service.go
index 5bf65a8..4050295 100644
--- a/remote/account_service.go
+++ b/remote/account_service.go
@@ -23,7 +23,7 @@ type AccountService interface {
 	PoolDeposit(ctx context.Context, amount, from, poolAddress, tokenAddress string) (*models.PoolDepositResult, error)
 	FetchTopPools(ctx context.Context) ([]dataserviceapi.PoolDetails, error)
 	GetPoolSwappableFromVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error)
-	GetPoolSwappableVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error)
+	GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error)
 	GetPoolSwapQuote(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapQuoteResult, error)
 	PoolSwap(ctx context.Context, amount, from, fromTokenAddress, poolAddress, toTokenAddress string) (*models.PoolSwapResult, error)
 	GetSwapFromTokenMaxLimit(ctx context.Context, poolAddress, fromTokenAddress, toTokenAddress, publicKey string) (*models.MaxLimitResult, error)
diff --git a/testutil/mocks/service_mock.go b/testutil/mocks/service_mock.go
index de19d54..1c0ee97 100644
--- a/testutil/mocks/service_mock.go
+++ b/testutil/mocks/service_mock.go
@@ -86,8 +86,8 @@ func (m MockAccountService) GetPoolSwappableFromVouchers(ctx context.Context, po
 	return args.Get(0).([]dataserviceapi.TokenHoldings), args.Error(1)
 }
 
-func (m MockAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
-	args := m.Called(poolAddress, publicKey)
+func (m MockAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error) {
+	args := m.Called(poolAddress)
 	return args.Get(0).([]dataserviceapi.TokenHoldings), args.Error(1)
 }
 
diff --git a/testutil/testservice/account_service.go b/testutil/testservice/account_service.go
index 46abb1a..f9c69ef 100644
--- a/testutil/testservice/account_service.go
+++ b/testutil/testservice/account_service.go
@@ -89,7 +89,7 @@ func (m TestAccountService) GetPoolSwappableFromVouchers(ctx context.Context, po
 	return []dataserviceapi.TokenHoldings{}, nil
 }
 
-func (m TestAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+func (m TestAccountService) GetPoolSwappableVouchers(ctx context.Context, poolAddress string) ([]dataserviceapi.TokenHoldings, error) {
 	return []dataserviceapi.TokenHoldings{}, nil
 }