diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index 4efbeb5..d3425aa 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -163,7 +163,7 @@ env:
   #   - mcpp#405 依赖 BMI 缓存命中时,被恢复的包传递依赖的 `std` 没进构建图 ——
   #     **每个图形项目的第二次构建必挂**(消费方自己不 `import std` 时现形)。
   #   - mcpp#407 `mcpp build` 会重放 `mcpp test` 留下的构建图。
-  MCPP_VERSION: "2026.8.27.1"
+  MCPP_VERSION: "2026.8.27.2"
 
 jobs:
   lint: