diff --git a/scripts/create_tables.py b/scripts/create_tables.py
index 4dfbd76..d2f4ebd 100644
--- a/scripts/create_tables.py
+++ b/scripts/create_tables.py
@@ -36,6 +36,7 @@ CREATE TABLE IF NOT EXISTS params (
 
 _PARAMS_INIT = [
     ("workspace_base", "/d/pipeline/workspaces"),
+    ("task_max_retry", "3"),
 ]
 
 # sd_features 功能/需求表 DDL（手写，避开 json2ddl 的 DEFAULT ''N'' bug；索引内联避免重复建 Duplicate key name）