diff --git a/migrations/000016_add_mdl_pricing_time_segments.sql b/migrations/000016_add_mdl_pricing_time_segments.sql
deleted file mode 100644
index 92288ea..0000000
--- a/migrations/000016_add_mdl_pricing_time_segments.sql
+++ /dev/null
@@ -1,10 +0,0 @@
--- +goose Up
--- 模型时段定价：mdl_pricing 增加时段定价 JSONB 列（峰谷定价/工作时段/限时促销）
-ALTER TABLE mdl_pricing
-    ADD COLUMN IF NOT EXISTS time_segments JSONB;
-
-COMMENT ON COLUMN mdl_pricing.time_segments IS '时段定价（JSONB 有序数组，仅 min_tokens=0 锚点行生效）：[{"name":"闲时","days":[1,2,3,4,5],"start_time":"00:00","end_time":"08:00","valid_from":"","valid_to":"","multiplier":0.5}]，按序先命中先生效，未命中=默认价（乘数 1.0），days 1=周一..7=周日 空=每天，end<start 表示跨零点';
-
--- +goose Down
-ALTER TABLE mdl_pricing
-    DROP COLUMN IF EXISTS time_segments;
diff --git a/migrations/000017_add_mdl_pricing_display_fields.sql b/migrations/000016_v0_2_12_version.sql
similarity index 57%
rename from migrations/000017_add_mdl_pricing_display_fields.sql
rename to migrations/000016_v0_2_12_version.sql
index ad6b4b2..e098585 100644
--- a/migrations/000017_add_mdl_pricing_display_fields.sql
+++ b/migrations/000016_v0_2_12_version.sql
@@ -1,4 +1,10 @@
 -- +goose Up
+-- 模型时段定价：mdl_pricing 增加时段定价 JSONB 列（峰谷定价/工作时段/限时促销）
+ALTER TABLE mdl_pricing
+    ADD COLUMN IF NOT EXISTS time_segments JSONB;
+
+COMMENT ON COLUMN mdl_pricing.time_segments IS '时段定价（JSONB 有序数组，仅 min_tokens=0 锚点行生效）：[{"name":"闲时","days":[1,2,3,4,5],"start_time":"00:00","end_time":"08:00","valid_from":"","valid_to":"","multiplier":0.5}]，按序先命中先生效，未命中=默认价（乘数 1.0），days 1=周一..7=周日 空=每天，end<start 表示跨零点';
+
 -- 模型定价展示字段：价格说明（内部）+ 折扣标签 / 价格调整说明（对外展示）
 ALTER TABLE mdl_pricing
     ADD COLUMN IF NOT EXISTS price_note VARCHAR(500),
@@ -9,8 +15,12 @@ COMMENT ON COLUMN mdl_pricing.price_note IS '价格说明（仅管理后台可
 COMMENT ON COLUMN mdl_pricing.discount_label IS '折扣标签（对外展示，如"7折起"、"限时5折"），仅 min_tokens=0 锚点行使用，NULL/空=不展示';
 COMMENT ON COLUMN mdl_pricing.price_change_note IS '价格调整说明（对外展示，提示用户价格有变动，如"9月1日起输入价下调"），仅 min_tokens=0 锚点行使用，NULL/空=不展示';
 
+
 -- +goose Down
 ALTER TABLE mdl_pricing
-    DROP COLUMN IF EXISTS price_change_note,
+    DROP COLUMN IF EXISTS time_segments;
+
+ALTER TABLE mdl_pricing
+DROP COLUMN IF EXISTS price_change_note,
     DROP COLUMN IF EXISTS discount_label,
-    DROP COLUMN IF EXISTS price_note;
+    DROP COLUMN IF EXISTS price_note;
\ No newline at end of file