diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 2b33c45a8..7175843f5 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -7,7 +7,7 @@ on:
 
 jobs:
   build_windows:
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       - uses: actions/checkout@v1
       - name: build Odin