diff --git a/client/client.go b/client/client.go
index ee5d13d4..fccaa98f 100644
--- a/client/client.go
+++ b/client/client.go
@@ -35,6 +35,9 @@ type LocalStore interface {
 
 	// DeleteMeta deletes a given metadata.
 	DeleteMeta(name string) error
+
+	// Close closes local storage, frees up occupied resources.
+	Close() error
 }
 
 // RemoteStore downloads top-level metadata and target files from a remote