diff --git a/system-setting/backend/src/main/resources/db/migration/2.10.19.ddl/V141__2.10.19_release.sql b/system-setting/backend/src/main/resources/db/migration/2.10.19.ddl/V141__2.10.19_release.sql
index 1434b1575b..a9e064e709 100644
--- a/system-setting/backend/src/main/resources/db/migration/2.10.19.ddl/V141__2.10.19_release.sql
+++ b/system-setting/backend/src/main/resources/db/migration/2.10.19.ddl/V141__2.10.19_release.sql
@@ -10,4 +10,4 @@ CREATE TABLE IF NOT EXISTS platform_source(
     DEFAULT CHARSET = utf8mb4
     COLLATE = utf8mb4_general_ci COMMENT = '平台对接保存参数';
 
-SET SESSION innodb_lock_wait_timeout = DEFAULT;
+SET SESSION innodb_lock_wait_timeout = DEFAULT;
\ No newline at end of file
diff --git a/system-setting/backend/src/main/resources/db/migration/2.10.20/dml/V142__2.10.20_init_file_upload.sql b/system-setting/backend/src/main/resources/db/migration/2.10.20/dml/V142__2.10.20_init_file_upload.sql
new file mode 100644
index 0000000000..60e5536025
--- /dev/null
+++ b/system-setting/backend/src/main/resources/db/migration/2.10.20/dml/V142__2.10.20_init_file_upload.sql
@@ -0,0 +1,6 @@
+SET SESSION innodb_lock_wait_timeout = 7200;
+
+-- 初始化默认参数文件上传大小
+INSERT INTO system_parameter (param_key, param_value, type, sort) VALUES ('base.file.upload.size', '50', 'text', 1);
+
+SET SESSION innodb_lock_wait_timeout = DEFAULT;