diff --git a/.github/workflows/artifacts.yml b/.github/workflows/artifacts.yml
index d463002..b1cce30 100644
--- a/.github/workflows/artifacts.yml
+++ b/.github/workflows/artifacts.yml
@@ -94,7 +94,7 @@ jobs:
           pacman -Sy --noconfirm make
           git config --global core.symlinks false
           make QUICK_AND_DIRTY_COMPILER=1 update
-          make libcodex
+          CODEX_LIB_PARAMS='-d:LeopardCmakeFlags="-G \"Unix Makefiles\""' make libcodex
 
       - name: Package artifacts (Linux/macOS)
         if: matrix.os != 'windows-latest'