diff --git a/test/mocha.opts.black-box b/test/mocha.opts.black-box
index ab74efa00a76..74bdcd6054ff 100644
--- a/test/mocha.opts.black-box
+++ b/test/mocha.opts.black-box
@@ -1,4 +1,4 @@
---require ts-node/register
+--require ../../test/ts-nodify.js
 --require test/support/scenarios.ts
 --ui bdd
 test/black-box/**/*.ts
diff --git a/test/mocha.opts.white-box b/test/mocha.opts.white-box
index 3dde74d9ef20..d630e9925e24 100644
--- a/test/mocha.opts.white-box
+++ b/test/mocha.opts.white-box
@@ -1,4 +1,4 @@
---require ts-node/register
+--require ../../test/ts-nodify.js
 --require test/support/scenarios.ts
 --ui tdd
 test/white-box/**/*.ts
diff --git a/test/ts-nodify.js b/test/ts-nodify.js
new file mode 100644
index 000000000000..77970f99cfdc
--- /dev/null
+++ b/test/ts-nodify.js
@@ -0,0 +1 @@
+require('ts-node').register({fast: true});
\ No newline at end of file