diff --git a/test/addons/callback-scope/test-resolve-async.js b/test/addons/callback-scope/test-resolve-async.js
index e9f4b9044c0154..98e1910b49df7b 100644
--- a/test/addons/callback-scope/test-resolve-async.js
+++ b/test/addons/callback-scope/test-resolve-async.js
@@ -5,9 +5,6 @@ const assert = require('assert');
 const { testResolveAsync } = require(`./build/${common.buildType}/binding`);
 
 let called = false;
-testResolveAsync().then(common.mustCall(() => {
-  called = true;
-}));
+testResolveAsync().then(() => { called = true; });
 
-setTimeout(common.mustCall(() => { assert(called); }),
-           common.platformTimeout(20));
+setTimeout(() => { assert(called); }, common.platformTimeout(50));