diff --git a/packages/builder/tests/buildCodeForScreen.spec.js b/packages/builder/tests/buildCodeForScreen.spec.js
index 6f00cc541b..87f4c02fa3 100644
--- a/packages/builder/tests/buildCodeForScreen.spec.js
+++ b/packages/builder/tests/buildCodeForScreen.spec.js
@@ -56,4 +56,8 @@ describe("buildCodeForScreen", () => {
   })
 })
 
-const getFunctions = screen => new Function(buildCodeForScreens([screen]))()
+const getFunctions = screen => {
+  const code = buildCodeForScreens([screen])
+  const func = new Function(`return ${code}`)()
+  return func
+}