diff --git a/go.mod b/go.mod
index 9c7ae68..41b6df0 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.16
 require (
 	github.com/golang-jwt/jwt/v4 v4.0.0
 	github.com/golang/protobuf v1.5.2 // indirect
-	github.com/google/gops v0.3.22 // indirect
+	github.com/google/gops v0.3.22
 	github.com/gorilla/mux v1.8.0
 	github.com/influxdata/line-protocol/v2 v2.2.0
 	github.com/nats-io/nats-server/v2 v2.2.6 // indirect
diff --git a/memstore.go b/memstore.go
index 9a909f5..017288d 100644
--- a/memstore.go
+++ b/memstore.go
@@ -254,7 +254,6 @@ type level struct {
 // it does not exist. Example selector in the context of the
 // ClusterCockpit could be: []string{ "emmy", "host123", "cpu0" }.
 // This function would probably benefit a lot from `level.children` beeing a `sync.Map`?
-// If nMetrics is -1, do not create new levels.
 func (l *level) findLevelOrCreate(selector []string, nMetrics int) *level {
 	if len(selector) == 0 {
 		return l
@@ -267,9 +266,6 @@ func (l *level) findLevelOrCreate(selector []string, nMetrics int) *level {
 	if l.children == nil {
 		// Children map needs to be created...
 		l.lock.RUnlock()
-		if nMetrics == -1 {
-			return nil
-		}
 	} else {
 		child, ok := l.children[selector[0]]
 		l.lock.RUnlock()
@@ -486,7 +482,15 @@ func (m *MemoryStore) FreeAll() error {
 
 // Given a selector, return a list of all children of the level selected.
 func (m *MemoryStore) ListChildren(selector []string) []string {
-	lvl := m.root.findLevelOrCreate(selector, -1)
+	lvl := &m.root
+	for lvl != nil && len(selector) != 0 {
+		lvl.lock.RLock()
+		next := lvl.children[selector[0]]
+		lvl.lock.RUnlock()
+		lvl = next
+		selector = selector[1:]
+	}
+
 	if lvl == nil {
 		return nil
 	}