diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 5522fa5..86ef56c 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -6,6 +6,7 @@ jobs:
     steps:
       - uses: secondlife/action-autobuild@v3
         with:
+          build-variables-ref: viewer-c++17
           platform: common
   release:
     needs: build