diff --git a/sweep/store.go b/sweep/store.go
index 916d2fa54..72d7853a4 100644
--- a/sweep/store.go
+++ b/sweep/store.go
@@ -39,8 +39,8 @@ type SweeperStore interface {
 	// hash.
 	IsOurTx(hash chainhash.Hash) (bool, error)
 
-	// NotifyPublishTx signals that we are about to publish a tx.
-	NotifyPublishTx(*wire.MsgTx) error
+	// StoreTx stores a tx hash we are about to publish.
+	StoreTx(chainhash.Hash) error
 
 	// ListSweeps lists all the sweeps we have successfully published.
 	ListSweeps() ([]chainhash.Hash, error)
@@ -147,8 +147,8 @@ func migrateTxHashes(tx kvdb.RwTx, txHashesBucket kvdb.RwBucket,
 	return nil
 }
 
-// NotifyPublishTx signals that we are about to publish a tx.
-func (s *sweeperStore) NotifyPublishTx(sweepTx *wire.MsgTx) error {
+// StoreTx stores that we are about to publish a tx.
+func (s *sweeperStore) StoreTx(txid chainhash.Hash) error {
 	return kvdb.Update(s.db, func(tx kvdb.RwTx) error {
 
 		txHashesBucket := tx.ReadWriteBucket(txHashesBucketKey)
@@ -156,9 +156,7 @@ func (s *sweeperStore) NotifyPublishTx(sweepTx *wire.MsgTx) error {
 			return errNoTxHashesBucket
 		}
 
-		hash := sweepTx.TxHash()
-
-		return txHashesBucket.Put(hash[:], []byte{})
+		return txHashesBucket.Put(txid[:], []byte{})
 	}, func() {})
 }
 
diff --git a/sweep/store_mock.go b/sweep/store_mock.go
index 53d9080d8..c8b9652f4 100644
--- a/sweep/store_mock.go
+++ b/sweep/store_mock.go
@@ -2,7 +2,6 @@ package sweep
 
 import (
 	"github.com/btcsuite/btcd/chaincfg/chainhash"
-	"github.com/btcsuite/btcd/wire"
 )
 
 // MockSweeperStore is a mock implementation of sweeper store. This type is
@@ -25,10 +24,9 @@ func (s *MockSweeperStore) IsOurTx(hash chainhash.Hash) (bool, error) {
 	return ok, nil
 }
 
-// NotifyPublishTx signals that we are about to publish a tx.
-func (s *MockSweeperStore) NotifyPublishTx(tx *wire.MsgTx) error {
-	txHash := tx.TxHash()
-	s.ourTxes[txHash] = struct{}{}
+// StoreTx stores a tx we are about to publish.
+func (s *MockSweeperStore) StoreTx(txid chainhash.Hash) error {
+	s.ourTxes[txid] = struct{}{}
 
 	return nil
 }
diff --git a/sweep/store_test.go b/sweep/store_test.go
index 60e66b4b0..c07583dcc 100644
--- a/sweep/store_test.go
+++ b/sweep/store_test.go
@@ -50,7 +50,7 @@ func testStore(t *testing.T, createStore func() (SweeperStore, error)) {
 		},
 	})
 
-	err = store.NotifyPublishTx(&tx1)
+	err = store.StoreTx(tx1.TxHash())
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -63,7 +63,7 @@ func testStore(t *testing.T, createStore func() (SweeperStore, error)) {
 		},
 	})
 
-	err = store.NotifyPublishTx(&tx2)
+	err = store.StoreTx(tx2.TxHash())
 	if err != nil {
 		t.Fatal(err)
 	}
diff --git a/sweep/sweeper.go b/sweep/sweeper.go
index ebdce7d1b..99e809144 100644
--- a/sweep/sweeper.go
+++ b/sweep/sweeper.go
@@ -1176,9 +1176,9 @@ func (s *UtxoSweeper) sweep(inputs inputSet, feeRate chainfee.SatPerKWeight,
 	// publish, we loose track of this tx. Even republication on startup
 	// doesn't prevent this, because that call returns a double spend error
 	// then and would also not add the hash to the store.
-	err = s.cfg.Store.NotifyPublishTx(tx)
+	err = s.cfg.Store.StoreTx(tx.TxHash())
 	if err != nil {
-		return fmt.Errorf("notify publish tx: %w", err)
+		return fmt.Errorf("store tx: %w", err)
 	}
 
 	// Reschedule the inputs that we just tried to sweep. This is done in