diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8173267b..fda7514d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
   build:
-    runs-on: windows-latest
+    runs-on: windows-2019
     strategy:
       matrix:
         mode: ["Debug", "Release"]