diff --git a/pkg/engine/inmemory/local_storage.go b/pkg/engine/inmemory/local_storage.go
index 0324df2..9cbeed9 100644
--- a/pkg/engine/inmemory/local_storage.go
+++ b/pkg/engine/inmemory/local_storage.go
@@ -77,6 +77,9 @@ func (s *inmemoryLocalStorage) GetOverride(name chain.Name, target engine.Target
 	if _, ok := s.nameToResourceChains[name]; !ok {
 		return nil, engine.ErrChainNameNotFound
 	}
+	if target.Name == "" {
+		target.Name = "root"
+	}
 	chains, ok := s.nameToResourceChains[name][target]
 	if !ok {
 		return nil, engine.ErrResourceNotFound
@@ -96,6 +99,9 @@ func (s *inmemoryLocalStorage) RemoveOverride(name chain.Name, target engine.Tar
 	if _, ok := s.nameToResourceChains[name]; !ok {
 		return engine.ErrChainNameNotFound
 	}
+	if target.Name == "" {
+		target.Name = "root"
+	}
 	chains, ok := s.nameToResourceChains[name][target]
 	if !ok {
 		return engine.ErrResourceNotFound
@@ -117,6 +123,9 @@ func (s *inmemoryLocalStorage) ListOverrides(name chain.Name, target engine.Targ
 	if !ok {
 		return []*chain.Chain{}, nil
 	}
+	if target.Name == "" {
+		target.Name = "root"
+	}
 	for t, chains := range rcs {
 		if t.Type != target.Type {
 			continue