diff --git a/pkg/instance/migrate/migrate.go b/pkg/instance/migrate/migrate.go
index 6e8810af..c22b5ea8 100644
--- a/pkg/instance/migrate/migrate.go
+++ b/pkg/instance/migrate/migrate.go
@@ -11,6 +11,7 @@ import (
 	"beryju.io/gravity/pkg/roles"
 	"beryju.io/gravity/pkg/storage"
 	"github.com/Masterminds/semver/v3"
+	"github.com/getsentry/sentry-go"
 	clientv3 "go.etcd.io/etcd/client/v3"
 	"go.uber.org/zap"
 )
@@ -77,15 +78,17 @@ func (mi *Migrator) Run(ctx context.Context) (*storage.Client, error) {
 	}
 	mi.log.Debug("Checking migrations to activate for cluster version", zap.String("clusterVersion", cv.String()))
 	cli := mi.ri.KV()
+	span := sentry.TransactionFromContext(ctx).StartChild("gravity.instance.migrate")
+	defer span.Finish()
 	for _, m := range mi.migrations {
 		mi.log.Debug("Checking if migration needs to be run", zap.String("migration", m.Name()))
-		enabled, err := m.Check(cv, ctx)
+		enabled, err := m.Check(cv, span.Context())
 		if err != nil {
 			mi.log.Warn("failed to check if migration should be enabled", zap.String("migration", m.Name()), zap.Error(err))
 			return nil, err
 		}
 		if enabled {
-			_cli, err := m.Hook(ctx)
+			_cli, err := m.Hook(span.Context())
 			if err != nil {
 				mi.log.Warn("failed to hook for migration", zap.String("migration", m.Name()), zap.Error(err))
 				return nil, err
@@ -94,7 +97,7 @@ func (mi *Migrator) Run(ctx context.Context) (*storage.Client, error) {
 			cli = _cli
 		} else {
 			mi.log.Info("Running cleanup for migration", zap.String("migration", m.Name()))
-			err := m.Cleanup(ctx)
+			err := m.Cleanup(span.Context())
 			if err != nil {
 				mi.log.Warn("failed to cleanup migration", zap.String("migration", m.Name()), zap.Error(err))
 				continue
diff --git a/pkg/roles/dhcp/role_migrations.go b/pkg/roles/dhcp/role_migrations.go
index b4796a4d..c5e99f12 100644
--- a/pkg/roles/dhcp/role_migrations.go
+++ b/pkg/roles/dhcp/role_migrations.go
@@ -12,13 +12,10 @@ import (
 	"go.uber.org/zap"
 )
 
-func (r *Role) migrateMoveInitial() {
+func (r *Role) migrateMoveInitial(ctx context.Context) {
 	r.log.Info("Running initial move migration")
-	res, err := r.i.KV().Get(
-		r.ctx,
-		r.i.KV().Key(types.KeyRole, types.KeyLegacyLeases).Prefix(true).String(),
-		clientv3.WithPrefix(),
-	)
+	pfx := r.i.KV().Key(types.KeyRole, types.KeyLegacyLeases).Prefix(true).String()
+	res, err := r.i.KV().Get(ctx, pfx, clientv3.WithPrefix())
 	if err != nil {
 		r.log.Warn("failed to get legacy leases", zap.Error(err))
 		return
@@ -26,14 +23,15 @@ func (r *Role) migrateMoveInitial() {
 	// Copy from legacy prefix (global scope) to new prefix (scope-scoped)
 	for _, kv := range res.Kvs {
 		l := &Lease{}
+		ident := strings.TrimPrefix(string(kv.Key), pfx)
 		err = json.Unmarshal(kv.Value, &l)
 		if err != nil {
 			r.log.Warn("failed to parse lease", zap.Error(err))
 			continue
 		}
 		_, err = r.i.KV().Put(
-			r.ctx,
-			r.i.KV().Key(types.KeyRole, types.KeyScopes, l.ScopeKey, l.Identifier).String(),
+			ctx,
+			r.i.KV().Key(types.KeyRole, types.KeyScopes, l.ScopeKey, ident).String(),
 			string(kv.Value),
 		)
 		if err != nil {
@@ -67,7 +65,7 @@ func (r *Role) RegisterMigrations() {
 			pureKV := r.i.KV()
 			leasePrefix := r.i.KV().Key(types.KeyRole, types.KeyScopes).Prefix(true).String()
 
-			r.migrateMoveInitial()
+			r.migrateMoveInitial(ctx)
 
 			return r.i.KV().WithHooks(storage.StorageHook{
 				PutPost: func(ctx context.Context, key, val string, res *clientv3.PutResponse, opts ...clientv3.OpOption) (*clientv3.PutResponse, error) {