diff --git a/database/cryptostore.go b/database/cryptostore.go
index 7e04bc3..d92eb88 100644
--- a/database/cryptostore.go
+++ b/database/cryptostore.go
@@ -355,6 +355,22 @@ func (store *SQLCryptoStore) GetDevices(userID id.UserID) (map[id.DeviceID]*cryp
 	return data, nil
 }
 
+func (store *SQLCryptoStore) GetDevice(userID id.UserID, deviceID id.DeviceID) (*crypto.DeviceIdentity, error) {
+	var identity crypto.DeviceIdentity
+	err := store.db.QueryRow(`
+		SELECT identity_key, signing_key, trust, deleted, name
+		FROM crypto_device WHERE user_id=$1 AND device_id=$2`,
+		userID, deviceID,
+	).Scan(&identity.IdentityKey, &identity.SigningKey, &identity.Trust, &identity.Deleted, &identity.Name)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			return nil, nil
+		}
+		return nil, err
+	}
+	return &identity, nil
+}
+
 func (store *SQLCryptoStore) PutDevices(userID id.UserID, devices map[id.DeviceID]*crypto.DeviceIdentity) error {
 	tx, err := store.db.Begin()
 	if err != nil {
diff --git a/go.mod b/go.mod
index 2c0a985..639b01d 100644
--- a/go.mod
+++ b/go.mod
@@ -15,7 +15,7 @@ require (
 	gopkg.in/yaml.v2 v2.2.8
 	maunium.net/go/mauflag v1.0.0
 	maunium.net/go/maulogger/v2 v2.1.1
-	maunium.net/go/mautrix v0.4.5
+	maunium.net/go/mautrix v0.4.7
 )
 
 replace github.com/Rhymen/go-whatsapp => github.com/tulir/go-whatsapp v0.2.8
diff --git a/go.sum b/go.sum
index 679280e..62574cf 100644
--- a/go.sum
+++ b/go.sum
@@ -100,3 +100,5 @@ maunium.net/go/mautrix v0.4.4 h1:C5yYDzUdRtJj/9Vot5YBPQUsWmn19sTySew7f4ACLhM=
 maunium.net/go/mautrix v0.4.4/go.mod h1:8Y+NqmROJyWYvvP4yPfX9tLM59VCfgE/kcQ0SeX68ho=
 maunium.net/go/mautrix v0.4.5 h1:cQhlPURW0TGjlqEoac+4+J/aS5/Rg8x1b+fiFZZz6LI=
 maunium.net/go/mautrix v0.4.5/go.mod h1:8Y+NqmROJyWYvvP4yPfX9tLM59VCfgE/kcQ0SeX68ho=
+maunium.net/go/mautrix v0.4.7 h1:jpclbeGcuiHPIWZFZhQJoxgZKP9f+9OLBPtcDNMFV/o=
+maunium.net/go/mautrix v0.4.7/go.mod h1:8Y+NqmROJyWYvvP4yPfX9tLM59VCfgE/kcQ0SeX68ho=