diff --git a/chain/sync.go b/chain/sync.go
index fd335763c..3f3767006 100644
--- a/chain/sync.go
+++ b/chain/sync.go
@@ -944,7 +944,7 @@ func (s *Syncer) mixMessage(ctx context.Context, params json.RawMessage) error {
 	msg.WriteHash(s.blake256Hasher)
 	s.blake256HasherMu.Unlock()
 
-	err = s.wallet.AcceptMixMessage(msg)
+	err = s.wallet.AcceptMixMessageBySource(msg, mixpool.ZeroSource)
 	var e *mixpool.MissingOwnPRError
 	if errors.As(err, &e) {
 		ke, ok := msg.(*wire.MsgMixKeyExchange)
@@ -957,7 +957,7 @@ func (s *Syncer) mixMessage(ctx context.Context, params json.RawMessage) error {
 			pr.WriteHash(s.blake256Hasher)
 			s.blake256HasherMu.Unlock()
 
-			err = s.wallet.AcceptMixMessage(pr)
+			err = s.wallet.AcceptMixMessageBySource(pr, mixpool.ZeroSource)
 		}
 		return err
 	}
diff --git a/go.mod b/go.mod
index 67935ab48..04a85bf19 100644
--- a/go.mod
+++ b/go.mod
@@ -21,7 +21,7 @@ require (
 	github.com/decred/dcrd/dcrutil/v4 v4.0.3
 	github.com/decred/dcrd/gcs/v4 v4.1.1
 	github.com/decred/dcrd/hdkeychain/v3 v3.1.3
-	github.com/decred/dcrd/mixing v0.7.2
+	github.com/decred/dcrd/mixing v0.7.3
 	github.com/decred/dcrd/rpc/jsonrpc/types/v4 v4.4.0
 	github.com/decred/dcrd/rpcclient/v8 v8.1.0
 	github.com/decred/dcrd/txscript/v4 v4.1.2
diff --git a/go.sum b/go.sum
index 770c1556a..83deb70ee 100644
--- a/go.sum
+++ b/go.sum
@@ -50,8 +50,8 @@ github.com/decred/dcrd/gcs/v4 v4.1.1 h1:3ELoII8uwIxXFGq6ETB29AjW7Lmr3McQOYsSD3dv
 github.com/decred/dcrd/gcs/v4 v4.1.1/go.mod h1:5q1EnYp1CzJw057/XfRB6UGkos24fpu2r2ZLuwE7YdE=
 github.com/decred/dcrd/hdkeychain/v3 v3.1.3 h1:Kn2wfj5cOR6pQO/WrYOMT1KK12IgWFEeQwnk1o81WsU=
 github.com/decred/dcrd/hdkeychain/v3 v3.1.3/go.mod h1:mDAuGaH6InRD+hKVeVJsjLD/ih1mD3aCKURNHS8Tq2s=
-github.com/decred/dcrd/mixing v0.7.2 h1:lfCjkn9N7KuANNJkBdTJTrkIbzzklsf8yGBQ8trVTpk=
-github.com/decred/dcrd/mixing v0.7.2/go.mod h1:riSgG1GpWXl8LVuBvo8WXuFgcBj01ZGpTAxT/4PrtU0=
+github.com/decred/dcrd/mixing v0.7.3 h1:zrMPKvR3GP2stDiqT9tiv0e8GGnFpgl1EClNRew7FFk=
+github.com/decred/dcrd/mixing v0.7.3/go.mod h1:riSgG1GpWXl8LVuBvo8WXuFgcBj01ZGpTAxT/4PrtU0=
 github.com/decred/dcrd/rpc/jsonrpc/types/v4 v4.4.0 h1:BBVaYemabsFsaqNVlCmacoZlSsLDqwHYIs8ty6fg59Q=
 github.com/decred/dcrd/rpc/jsonrpc/types/v4 v4.4.0/go.mod h1:w4C6hZ7ywpc8/YNkiPAknCaqKofF68cRhUiTglEIc7s=
 github.com/decred/dcrd/rpcclient/v8 v8.1.0 h1:FLZ1j4ub7+O9oCIcKf+frYCrZW++G3FSzk2/f4U80hI=
diff --git a/spv/sync.go b/spv/sync.go
index a0bf8e510..a2cd65381 100644
--- a/spv/sync.go
+++ b/spv/sync.go
@@ -1223,7 +1223,7 @@ func (s *Syncer) handleMixInvs(ctx context.Context, rp *p2p.RemotePeer, hashes [
 			}
 		}
 
-		err := s.wallet.AcceptMixMessage(msg)
+		err := s.wallet.AcceptMixMessageBySource(msg, rp)
 		var missingPRErr *mixpool.MissingOwnPRError
 		if errors.As(err, &missingPRErr) {
 			ke := msg.(*wire.MsgMixKeyExchange)
diff --git a/version/version.go b/version/version.go
index f9e2ea7f0..8ffbe0fb4 100644
--- a/version/version.go
+++ b/version/version.go
@@ -20,7 +20,7 @@ const semverAlphabet = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrst
 const (
 	Major = 2
 	Minor = 1
-	Patch = 4
+	Patch = 5
 )
 
 // Integer is an integer encoding of the major.minor.patch version.
diff --git a/wallet/addresses.go b/wallet/addresses.go
index 4315d8e4c..d721ecfb8 100644
--- a/wallet/addresses.go
+++ b/wallet/addresses.go
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2025 The Decred developers
+// Copyright (c) 2017-2026 The Decred developers
 // Use of this source code is governed by an ISC
 // license that can be found in the LICENSE file.
 
@@ -843,7 +843,7 @@ func (w *Wallet) BIP0044BranchNextIndexes(ctx context.Context, account uint32) (
 // BIP00044 account branch.  The next returned address for the branch will be
 // child+1.
 func (w *Wallet) SyncLastReturnedAddress(ctx context.Context, account, branch, child uint32) error {
-	const op errors.Op = "wallet.ExtendWatchedAddresses"
+	const op errors.Op = "wallet.SyncLastReturnedAddress"
 
 	var (
 		branchXpub *hdkeychain.ExtendedKey
@@ -860,7 +860,7 @@ func (w *Wallet) SyncLastReturnedAddress(ctx context.Context, account, branch, c
 		var alb *addressBuffer
 		switch branch {
 		case udb.ExternalBranch:
-			alb = &acctData.albInternal
+			alb = &acctData.albExternal
 		case udb.InternalBranch:
 			alb = &acctData.albInternal
 		default:
diff --git a/wallet/mixing.go b/wallet/mixing.go
index d8b2433cc..c74cdf0d7 100644
--- a/wallet/mixing.go
+++ b/wallet/mixing.go
@@ -553,6 +553,8 @@ func PossibleCoinJoin(tx *wire.MsgTx) (isMix bool, mixDenom int64, mixCount uint
 
 // AcceptMixMessage adds a mixing message received from the network backend to
 // the wallet's mixpool.
+//
+// Deprecated: Use [AcceptMixMessageBySource].
 func (w *Wallet) AcceptMixMessage(msg mixing.Message) error {
 	_, err := w.mixpool.AcceptMessage(msg, mixpool.ZeroSource)
 	if err != nil {
@@ -562,6 +564,17 @@ func (w *Wallet) AcceptMixMessage(msg mixing.Message) error {
 	return nil
 }
 
+// AcceptMixMessageBySource adds a mixing message received from the network
+// backend to the wallet's mixpool.
+func (w *Wallet) AcceptMixMessageBySource(msg mixing.Message, source mixpool.Source) error {
+	_, err := w.mixpool.AcceptMessage(msg, source)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
 func (w *Wallet) expireMixMessages(height uint32) {
 	mixc := w.mixClient.Load()
 	if mixc == nil {