diff --git a/test/tools/runner/hooks/configuration.ts b/test/tools/runner/hooks/configuration.ts
index d6c4100f339..e9b5dc3b904 100644
--- a/test/tools/runner/hooks/configuration.ts
+++ b/test/tools/runner/hooks/configuration.ts
@@ -211,6 +211,10 @@ const beforeAllPluginImports = () => {
   require('mocha-sinon');
 };
 
+process.on('unhandledRejection', error => {
+  throw error;
+});
+
 export const mochaHooks = {
   beforeAll: [beforeAllPluginImports, testConfigBeforeHook],
   beforeEach: [testSkipBeforeEachHook],