diff --git a/db/model/non_persisted_revision.go b/db/model/non_persisted_revision.go
index 384caed..c7fb6ea 100644
--- a/db/model/non_persisted_revision.go
+++ b/db/model/non_persisted_revision.go
@@ -496,9 +496,9 @@
 	return npr.lastUpdate
 }
 
-func (npr *NonPersistedRevision) LoadFromPersistence(ctx context.Context, path string, txid string, blobs map[string]*kvstore.KVPair) []Revision {
+func (npr *NonPersistedRevision) LoadFromPersistence(ctx context.Context, path string, txid string, blobs map[string]*kvstore.KVPair) ([]Revision, error) {
 	// stub... required by interface
-	return nil
+	return nil, nil
 }
 
 func (npr *NonPersistedRevision) SetupWatch(key string) {