diff --git a/isso/db/__init__.py b/isso/db/__init__.py
index cac31ee..e1f0485 100644
--- a/isso/db/__init__.py
+++ b/isso/db/__init__.py
@@ -114,3 +114,6 @@ class SQLite3:
                 for id in flattened.keys():
                     for n in flattened[id]:
                         con.execute("UPDATE comments SET parent=? WHERE id=?", (id, n))
+
+                con.execute('PRAGMA user_version = 3')
+                logger.info("%i rows changed", con.total_changes)