diff --git a/test/integration/built-store-cross-node.test.ts b/test/integration/built-store-cross-node.test.ts
index 3a4a3bc..72fb0fe 100644
--- a/test/integration/built-store-cross-node.test.ts
+++ b/test/integration/built-store-cross-node.test.ts
@@ -177,7 +177,7 @@ before(async () => {
     sdkRef: refFor("mesh-sdk"),
     site: "hosting",
     hostService: true,
-    hostBinary: binary ?? undefined,
+    ...(binary ? { hostBinary: binary } : {}),
     log: (m) => console.log(m),
   });
   if (!raised.ok) throw new Error(`${raised.step || "genesis"}: ${raised.why}\n\n${raised.report.join("\n")}`);