--- a/plugins/mod_blocklist.lua	Mon Oct 17 15:13:04 2022 +0200
+++ b/plugins/mod_blocklist.lua	Mon Oct 17 15:20:06 2022 +0200
@@ -54,6 +54,7 @@
 end
 
 -- Migrates from the old mod_privacy storage
+-- TODO mod_privacy was removed in 0.10.0, this should be phased out
 local function migrate_privacy_list(username)
 	local legacy_data = module:open_store("privacy"):get(username);
 	if not legacy_data or not legacy_data.lists or not legacy_data.default then return; end
@@ -77,6 +78,13 @@
 	return migrated_data;
 end
 
+if not module:get_option_boolean("migrate_legacy_blocking", true) then
+	migrate_privacy_list = function (username)
+		module:log("debug", "Migrating from mod_privacy disabled, user '%s' will start with a fresh blocklist", username);
+		return nil;
+	end
+end
+
 local function get_blocklist(username)
 	local blocklist = cache2:get(username);
 	if not blocklist then