diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index d28297a..9124a1a 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       # 矩阵配置
       matrix:
-        qt_ver: [5.12.7]
+        qt_ver: [5.12.6]
         qt_target: [desktop]
         # mingw用不了
         # qt_arch: [win64_msvc2017_64, win32_msvc2017, win32_mingw53,win32_mingw73]