diff --git a/internal/owl/store.go b/internal/owl/store.go
index 5816fe0f8..ebf8111fa 100644
--- a/internal/owl/store.go
+++ b/internal/owl/store.go
@@ -501,30 +501,34 @@ func (s *Store) Update(newOrUpdated, deleted []string) error {
 	s.mu.Lock()
 	defer s.mu.Unlock()
 
-	updateOpSet, err := NewOperationSet(WithOperation(UpdateSetOperation), WithSpecs(false))
-	if err != nil {
-		return err
-	}
+	if len(newOrUpdated) > 0 {
+		updateOpSet, err := NewOperationSet(WithOperation(UpdateSetOperation), WithSpecs(false))
+		if err != nil {
+			return err
+		}
 
-	err = updateOpSet.addEnvs("[execution]", newOrUpdated...)
-	if err != nil {
-		return err
+		err = updateOpSet.addEnvs("[execution]", newOrUpdated...)
+		if err != nil {
+			return err
+		}
+
+		s.opSets = append(s.opSets, updateOpSet)
 	}
 
-	s.opSets = append(s.opSets, updateOpSet)
+	if len(deleted) > 0 {
+		deleteOpSet, err := NewOperationSet(WithOperation(DeleteSetOperation), WithSpecs(false))
+		if err != nil {
+			return err
+		}
 
-	deleteOpSet, err := NewOperationSet(WithOperation(DeleteSetOperation), WithSpecs(false))
-	if err != nil {
-		return err
-	}
+		err = deleteOpSet.addEnvs("[execution]", deleted...)
+		if err != nil {
+			return err
+		}
 
-	err = deleteOpSet.addEnvs("[execution]", deleted...)
-	if err != nil {
-		return err
+		s.opSets = append(s.opSets, deleteOpSet)
 	}
 
-	s.opSets = append(s.opSets, deleteOpSet)
-
 	// s.logger.Debug("opSets size", zap.Int("size", len(s.opSets)))
 
 	return nil