diff --git a/.github/workflows/build_rakudo-star.yml b/.github/workflows/build_rakudo-star.yml
index fc617da..1b8493d 100644
--- a/.github/workflows/build_rakudo-star.yml
+++ b/.github/workflows/build_rakudo-star.yml
@@ -13,6 +13,7 @@ on:
 
 env:
   GPG_FINGERPRINT: 3E7E3C6EAF916676AC549285A2919382E961E2EE
+  RAKUDO_FLAVOR: Star
 
 jobs:
   build_Rakudo-Star_Windows_MSI_package: