diff --git a/api/firmware/btc.go b/api/firmware/btc.go
index 45d15be..a79d429 100644
--- a/api/firmware/btc.go
+++ b/api/firmware/btc.go
@@ -12,8 +12,8 @@ import (
 	"github.com/BitBoxSwiss/bitbox02-api-go/api/firmware/messages"
 	"github.com/BitBoxSwiss/bitbox02-api-go/util/errp"
 	"github.com/BitBoxSwiss/bitbox02-api-go/util/semver"
-	"github.com/btcsuite/btcd/btcutil/base58"
-	"github.com/btcsuite/btcd/wire"
+	"github.com/btcsuite/btcd/address/v2/base58"
+	"github.com/btcsuite/btcd/wire/v2"
 	"google.golang.org/protobuf/proto"
 )
 
diff --git a/api/firmware/btc_test.go b/api/firmware/btc_test.go
index dcd9627..ea398d0 100644
--- a/api/firmware/btc_test.go
+++ b/api/firmware/btc_test.go
@@ -11,8 +11,8 @@ import (
 	"github.com/BitBoxSwiss/bitbox02-api-go/util/semver"
 	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/btcsuite/btcd/btcec/v2/ecdsa"
-	"github.com/btcsuite/btcd/btcutil/hdkeychain"
-	"github.com/btcsuite/btcd/chaincfg/chainhash"
+	"github.com/btcsuite/btcd/btcutil/v2/hdkeychain"
+	"github.com/btcsuite/btcd/chainhash/v2"
 	"github.com/stretchr/testify/require"
 	"google.golang.org/protobuf/proto"
 )
diff --git a/api/firmware/btc_transaction_vectors_test.go b/api/firmware/btc_transaction_vectors_test.go
index b095f34..6d3605c 100644
--- a/api/firmware/btc_transaction_vectors_test.go
+++ b/api/firmware/btc_transaction_vectors_test.go
@@ -15,13 +15,13 @@ import (
 
 	"github.com/BitBoxSwiss/bitbox02-api-go/api/firmware/messages"
 	"github.com/BitBoxSwiss/bitbox02-api-go/util/semver"
+	"github.com/btcsuite/btcd/address/v2"
 	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/btcsuite/btcd/btcec/v2/ecdsa"
 	"github.com/btcsuite/btcd/btcec/v2/schnorr"
-	"github.com/btcsuite/btcd/btcutil"
-	"github.com/btcsuite/btcd/btcutil/psbt"
-	"github.com/btcsuite/btcd/chaincfg"
-	"github.com/btcsuite/btcd/txscript"
+	"github.com/btcsuite/btcd/chaincfg/v2"
+	"github.com/btcsuite/btcd/psbt/v2"
+	"github.com/btcsuite/btcd/txscript/v2"
 	"github.com/stretchr/testify/require"
 )
 
@@ -551,7 +551,7 @@ func btcTestVectorECDSAScriptCode(input *psbt.PInput, pubkey []byte) ([]byte, er
 	return txscript.NewScriptBuilder().
 		AddOp(txscript.OP_DUP).
 		AddOp(txscript.OP_HASH160).
-		AddData(btcutil.Hash160(pubkey)).
+		AddData(address.Hash160(pubkey)).
 		AddOp(txscript.OP_EQUALVERIFY).
 		AddOp(txscript.OP_CHECKSIG).
 		Script()
diff --git a/api/firmware/paymentrequests.go b/api/firmware/paymentrequests.go
index a35ccf6..9564b2e 100644
--- a/api/firmware/paymentrequests.go
+++ b/api/firmware/paymentrequests.go
@@ -9,7 +9,7 @@ import (
 	"hash"
 
 	"github.com/BitBoxSwiss/bitbox02-api-go/api/firmware/messages"
-	"github.com/btcsuite/btcd/wire"
+	"github.com/btcsuite/btcd/wire/v2"
 )
 
 func hashDataLenPrefixed(hasher hash.Hash, data []byte) {
diff --git a/api/firmware/psbt.go b/api/firmware/psbt.go
index 2c5aa78..41812b5 100644
--- a/api/firmware/psbt.go
+++ b/api/firmware/psbt.go
@@ -12,9 +12,9 @@ import (
 	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/btcsuite/btcd/btcec/v2/ecdsa"
 	"github.com/btcsuite/btcd/btcec/v2/schnorr"
-	"github.com/btcsuite/btcd/btcutil/psbt"
-	"github.com/btcsuite/btcd/txscript"
-	"github.com/btcsuite/btcd/wire"
+	"github.com/btcsuite/btcd/psbt/v2"
+	"github.com/btcsuite/btcd/txscript/v2"
+	"github.com/btcsuite/btcd/wire/v2"
 	"google.golang.org/protobuf/proto"
 )
 
diff --git a/api/firmware/psbt_test.go b/api/firmware/psbt_test.go
index 1def34b..db41e07 100644
--- a/api/firmware/psbt_test.go
+++ b/api/firmware/psbt_test.go
@@ -9,11 +9,11 @@ import (
 
 	"github.com/BitBoxSwiss/bitbox02-api-go/api/firmware/messages"
 	"github.com/BitBoxSwiss/bitbox02-api-go/util/semver"
-	"github.com/btcsuite/btcd/btcutil"
-	"github.com/btcsuite/btcd/btcutil/psbt"
-	"github.com/btcsuite/btcd/chaincfg"
-	"github.com/btcsuite/btcd/txscript"
-	"github.com/btcsuite/btcd/wire"
+	"github.com/btcsuite/btcd/address/v2"
+	"github.com/btcsuite/btcd/chaincfg/v2"
+	"github.com/btcsuite/btcd/psbt/v2"
+	"github.com/btcsuite/btcd/txscript/v2"
+	"github.com/btcsuite/btcd/wire/v2"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"google.golang.org/protobuf/proto"
@@ -106,7 +106,7 @@ func TestPayloadFromPkScript(t *testing.T) {
 			if tt.pkScriptHex != "" {
 				pkScript = unhex(tt.pkScriptHex)
 			} else {
-				addr, err := btcutil.DecodeAddress(tt.address, &chaincfg.MainNetParams)
+				addr, err := address.DecodeAddress(tt.address, &chaincfg.MainNetParams)
 				require.NoError(t, err)
 				pkScript, err = txscript.PayToAddrScript(addr)
 				require.NoError(t, err)
diff --git a/api/firmware/silentpayments.go b/api/firmware/silentpayments.go
index 9183aa6..6511e20 100644
--- a/api/firmware/silentpayments.go
+++ b/api/firmware/silentpayments.go
@@ -7,10 +7,10 @@ import (
 	"encoding/binary"
 
 	"github.com/BitBoxSwiss/bitbox02-api-go/util/errp"
+	"github.com/btcsuite/btcd/address/v2/bech32"
 	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/btcsuite/btcd/btcec/v2/schnorr"
-	"github.com/btcsuite/btcd/btcutil/bech32"
-	"github.com/btcsuite/btcd/txscript"
+	"github.com/btcsuite/btcd/txscript/v2"
 )
 
 func bip352SmallestOutpointHash(tx *BTCTx, aPubSum *btcec.PublicKey) []byte {
diff --git a/cmd/miniscript/main.go b/cmd/miniscript/main.go
index 589df5e..0930d05 100644
--- a/cmd/miniscript/main.go
+++ b/cmd/miniscript/main.go
@@ -19,14 +19,14 @@ import (
 	"github.com/BitBoxSwiss/bitbox02-api-go/communication/u2fhid"
 	"github.com/BitBoxSwiss/bitbox02-api-go/communication/u2fhid/hiddevice"
 	"github.com/benma/miniscript-go"
+	"github.com/btcsuite/btcd/address/v2"
 	"github.com/btcsuite/btcd/btcec/v2"
 	"github.com/btcsuite/btcd/btcec/v2/ecdsa"
-	"github.com/btcsuite/btcd/btcutil"
-	"github.com/btcsuite/btcd/btcutil/hdkeychain"
-	"github.com/btcsuite/btcd/chaincfg"
-	"github.com/btcsuite/btcd/chaincfg/chainhash"
-	"github.com/btcsuite/btcd/txscript"
-	"github.com/btcsuite/btcd/wire"
+	"github.com/btcsuite/btcd/btcutil/v2/hdkeychain"
+	"github.com/btcsuite/btcd/chaincfg/v2"
+	"github.com/btcsuite/btcd/chainhash/v2"
+	"github.com/btcsuite/btcd/txscript/v2"
+	"github.com/btcsuite/btcd/wire/v2"
 	"github.com/karalabe/hid"
 )
 
@@ -64,7 +64,7 @@ type policy struct {
 	miniscriptNode *miniscript.AST
 }
 
-func (d *policy) derive(xpubs []string, isChange bool, deriveAddressIndex uint32) ([]multipath, [][]byte, []byte, btcutil.Address, error) {
+func (d *policy) derive(xpubs []string, isChange bool, deriveAddressIndex uint32) ([]multipath, [][]byte, []byte, address.Address, error) {
 	multipaths := make([]multipath, len(xpubs))
 	pubKeys := make([][]byte, len(xpubs))
 
@@ -119,7 +119,7 @@ func (d *policy) derive(xpubs []string, isChange bool, deriveAddressIndex uint32
 	if err != nil {
 		return nil, nil, nil, nil, err
 	}
-	address, err := btcutil.NewAddressWitnessScriptHash(chainhash.HashB(witnessScript), &chaincfg.TestNet3Params)
+	address, err := address.NewAddressWitnessScriptHash(chainhash.HashB(witnessScript), &chaincfg.TestNet3Params)
 	if err != nil {
 		return nil, nil, nil, nil, err
 	}
@@ -265,7 +265,7 @@ func main() {
 
 	// Our test spend is a 1-input 1-output transaction. The input is spends the miniscript
 	// UTXO. The output is an arbitrary output.
-	withdrawToAddress, err := btcutil.DecodeAddress("bc1q77mts6tjfandrmd0wlfceku702n0yfu67ff3ud", &chaincfg.TestNet3Params)
+	withdrawToAddress, err := address.DecodeAddress("bc1q77mts6tjfandrmd0wlfceku702n0yfu67ff3ud", &chaincfg.TestNet3Params)
 	errpanic(err)
 	withdrawToPkScript, err := txscript.PayToAddrScript(withdrawToAddress)
 	errpanic(err)
diff --git a/go.mod b/go.mod
index b9c472a..d739758 100644
--- a/go.mod
+++ b/go.mod
@@ -4,12 +4,15 @@ go 1.26
 
 require (
 	github.com/BitBoxSwiss/bitboxsync-client-go v0.0.0-20260701061324-f7e835814680
-	github.com/benma/miniscript-go v0.0.0-20240226152043-f7c34099edf9
-	github.com/btcsuite/btcd v0.25.0
+	github.com/benma/miniscript-go v0.0.0-20260829145716-5df6f424ae7c
+	github.com/btcsuite/btcd/address/v2 v2.0.0
 	github.com/btcsuite/btcd/btcec/v2 v2.5.0
-	github.com/btcsuite/btcd/btcutil v1.2.0
-	github.com/btcsuite/btcd/btcutil/psbt v1.2.0
-	github.com/btcsuite/btcd/chaincfg/chainhash v1.2.0
+	github.com/btcsuite/btcd/btcutil/v2 v2.0.0
+	github.com/btcsuite/btcd/chaincfg/v2 v2.0.0
+	github.com/btcsuite/btcd/chainhash/v2 v2.0.0
+	github.com/btcsuite/btcd/psbt/v2 v2.0.0
+	github.com/btcsuite/btcd/txscript/v2 v2.0.0
+	github.com/btcsuite/btcd/wire/v2 v2.0.0
 	github.com/flynn/noise v1.1.0
 	github.com/karalabe/hid v1.0.1-0.20240306101548-573246063e52
 	github.com/pkg/errors v0.9.1
@@ -19,7 +22,6 @@ require (
 )
 
 require (
-	github.com/btcsuite/btcd/chainhash/v2 v2.0.0 // indirect
 	github.com/btcsuite/btclog v1.0.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/decred/dcrd/crypto/blake256 v1.1.0 // indirect
diff --git a/go.sum b/go.sum
index 2af382b..80df75b 100644
--- a/go.sum
+++ b/go.sum
@@ -1,19 +1,23 @@
 github.com/BitBoxSwiss/bitboxsync-client-go v0.0.0-20260701061324-f7e835814680 h1:yGUYDddOzTmUdyBUX4FDGUW+O3VX2g2OfjtdZGIuRZ4=
 github.com/BitBoxSwiss/bitboxsync-client-go v0.0.0-20260701061324-f7e835814680/go.mod h1:NlTH3nCt38trIQH357yq7ugzI61WbZ+SFeq6B0bK/EU=
-github.com/benma/miniscript-go v0.0.0-20240226152043-f7c34099edf9 h1:uXJp0+aJzVl2gckSB9rRVP0hTQk7PHG8lak9MUkbCP0=
-github.com/benma/miniscript-go v0.0.0-20240226152043-f7c34099edf9/go.mod h1:qtNCDVwDj3ftKLgSoFJSIfW6vCOqoroo6stk9yY2BgM=
-github.com/btcsuite/btcd v0.25.0 h1:JPbjwvHGpSywBRuorFFqTjaVP4y6Qw69XJ1nQ6MyWJM=
-github.com/btcsuite/btcd v0.25.0/go.mod h1:qbPE+pEiR9643E1s1xu57awsRhlCIm1ZIi6FfeRA4KE=
+github.com/benma/miniscript-go v0.0.0-20260829145716-5df6f424ae7c h1:WWESFXe5qBYPOsurQDExy08PbwTggH/TPE4ju7nPlUY=
+github.com/benma/miniscript-go v0.0.0-20260829145716-5df6f424ae7c/go.mod h1:LhO0sIInVKMMcYvBDgb4nX8hmVW2SsbYjvOVSY4bluI=
+github.com/btcsuite/btcd/address/v2 v2.0.0 h1:UVu8Hal6Siu4XastFe+JX5JkeBYONbDUIY5E+SVTs6I=
+github.com/btcsuite/btcd/address/v2 v2.0.0/go.mod h1:htJK1AtaeK3bKNfZY63ep2oN8LbrI6qvmPGe1vekb3I=
 github.com/btcsuite/btcd/btcec/v2 v2.5.0 h1:KioMXOWa76b86sTZZOmbzv/ldaQCmB8KFAyn5PbB8E8=
 github.com/btcsuite/btcd/btcec/v2 v2.5.0/go.mod h1:+K/MYXcLBtHEQjRbjHuJChuybk4LCgjdjgRwil+e+Kk=
-github.com/btcsuite/btcd/btcutil v1.2.0 h1:p3+S2g3Q+7G5NOh4Ji+2UrBOrg5Z0Q4ykzShWG1Dhgs=
-github.com/btcsuite/btcd/btcutil v1.2.0/go.mod h1:/Taflm113pYjUpbWKKQEfa6XOtI/+WS8awxeMZpY75k=
-github.com/btcsuite/btcd/btcutil/psbt v1.2.0 h1:w13gMXPVs9CCIAv/TCn/TBBHKxU4ywx5wjywwN08ORs=
-github.com/btcsuite/btcd/btcutil/psbt v1.2.0/go.mod h1:wpG6BuIKYtMHPmqVnEcmKdciLc1qe6Pl3MKD6OoBBTY=
-github.com/btcsuite/btcd/chaincfg/chainhash v1.2.0 h1:yMIg99+4aBvqfl/HzJRKfxTX9rGfikoI9uvFzterhc8=
-github.com/btcsuite/btcd/chaincfg/chainhash v1.2.0/go.mod h1:Y72Ren9gfhlEvnwnT78BGcSNO2UMphTKLn9AorF+5rg=
+github.com/btcsuite/btcd/btcutil/v2 v2.0.0 h1:77pgf/4tjWaSBLdos8yiWVWL3rSphxWNqkLwcyONExA=
+github.com/btcsuite/btcd/btcutil/v2 v2.0.0/go.mod h1:ZF8MMdsx1JGgvHJUanxbigekSO+8bN/ai34LBk/lg3c=
+github.com/btcsuite/btcd/chaincfg/v2 v2.0.0 h1:M/RTtXfXA9odC1RUEOyZFXj/NXKVHPYZXVjb60xTOok=
+github.com/btcsuite/btcd/chaincfg/v2 v2.0.0/go.mod h1:rHgHIXYYfn70m25a+BJ9f9z7VZAsTiDQGB2XYaippGQ=
 github.com/btcsuite/btcd/chainhash/v2 v2.0.0 h1:PMLlSloHJuEeB80XG9EjpXWNEKAZAMLl6YHZ6YsEuoA=
 github.com/btcsuite/btcd/chainhash/v2 v2.0.0/go.mod h1:mKxcZ7oGTXE7IRV+sS9hP4EVBwc/SzfNR+52IsOP9j8=
+github.com/btcsuite/btcd/psbt/v2 v2.0.0 h1:vKBfHGkxsplVExwCozfK9VuioZ6D6cRpAhcMia2kgrQ=
+github.com/btcsuite/btcd/psbt/v2 v2.0.0/go.mod h1:WdHfpXJDXklnMU8u22YXz8o12q8hPYr4b8CxpKdjGYs=
+github.com/btcsuite/btcd/txscript/v2 v2.0.0 h1:pEmmHaC8eRx6KSB63zSVJD7qrit9/c9cLSrw++XrYP8=
+github.com/btcsuite/btcd/txscript/v2 v2.0.0/go.mod h1:pZXabc11Xr9nz/18kXY3yErdAajYc3gi28Zqb3KqlFo=
+github.com/btcsuite/btcd/wire/v2 v2.0.0 h1:mYSKzZZ0a1sK+aMhXzfDSVsSzRkWkU3x2U04TFRS2z8=
+github.com/btcsuite/btcd/wire/v2 v2.0.0/go.mod h1:bGxkPkk8IiDvUo1D96wE03llBIk7p2MdWYRyAQwLmqM=
 github.com/btcsuite/btclog v1.0.0 h1:sEkpKJMmfGiyZjADwEIgB1NSwMyfdD1FB8v6+w1T0Ns=
 github.com/btcsuite/btclog v1.0.0/go.mod h1:w7xnGOhwT3lmrS4H3b/D1XAXxvh+tbhUm8xeHN2y3TQ=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=