diff --git a/cmd/gotk/bootstrap.go b/cmd/gotk/bootstrap.go
index 35c05845..97027573 100644
--- a/cmd/gotk/bootstrap.go
+++ b/cmd/gotk/bootstrap.go
@@ -218,6 +218,7 @@ func generateSyncManifests(url, branch, name, namespace, targetPath, tmpDir stri
 				Kind: sourcev1.GitRepositoryKind,
 				Name: name,
 			},
+			Validation: "client",
 		},
 	}