diff --git a/.github/workflows/windows_mingw.yml b/.github/workflows/windows_mingw.yml
index c5a50961..3ba0be25 100644
--- a/.github/workflows/windows_mingw.yml
+++ b/.github/workflows/windows_mingw.yml
@@ -37,6 +37,9 @@ env:
   # CLICKHOUSE_SECURE2_PASSWORD:
   # CLICKHOUSE_SECURE2_DB:      default
 
+permissions:
+  contents: read
+
 jobs:
   build:
     runs-on: windows-latest