diff --git a/test/parallel/test-tls-client-mindhsize.js b/test/parallel/test-tls-client-mindhsize.js
index fde3de512cdc26..a497fdd9f2de62 100644
--- a/test/parallel/test-tls-client-mindhsize.js
+++ b/test/parallel/test-tls-client-mindhsize.js
@@ -75,6 +75,9 @@ function testDHE2048() {
 
 testDHE1024();
 
+assert.throws(() => test(512, true, assert.fail),
+              /DH parameter is less than 1024 bits/);
+
 process.on('exit', function() {
   assert.equal(nsuccess, 1);
   assert.equal(nerror, 1);