diff --git a/spindle/db/repos.go b/spindle/db/repos.go
index fb8bf8ef..d6ecf49d 100644
--- a/spindle/db/repos.go
+++ b/spindle/db/repos.go
@@ -16,6 +16,7 @@ func (d *DB) Knots() ([]string, error) {
 	if err != nil {
 		return nil, err
 	}
+	defer rows.Close()
 
 	var knots []string
 	for rows.Next() {