diff --git a/pkg/repo/repo.go b/pkg/repo/repo.go
index 6f1e90dad..28966687c 100644
--- a/pkg/repo/repo.go
+++ b/pkg/repo/repo.go
@@ -112,6 +112,7 @@ func (r *File) Remove(name string) bool {
 
 // WriteFile writes a repositories file to the given path.
 func (r *File) WriteFile(path string, perm os.FileMode) error {
+	r.Generated = time.Now()
 	data, err := yaml.Marshal(r)
 	if err != nil {
 		return err