diff --git a/test/parallel/test-runner-cli.js b/test/parallel/test-runner-cli.js
index c7fb6a0276aeb8..ad1eb14732d202 100644
--- a/test/parallel/test-runner-cli.js
+++ b/test/parallel/test-runner-cli.js
@@ -4,6 +4,7 @@ require('../common');
 const assert = require('assert');
 const { spawnSync } = require('child_process');
 const { join } = require('path');
+const { readdirSync } = require('fs');
 const fixtures = require('../common/fixtures');
 const testFixtures = fixtures.path('test-runner');
 
@@ -269,10 +270,12 @@ const testFixtures = fixtures.path('test-runner');
 
 {
   // --test-shard option, first shard
+  const shardsTestPath = join(testFixtures, 'shards');
+  const allShardsTestsFiles = readdirSync(shardsTestPath).map((file) => join(shardsTestPath, file));
   const args = [
     '--test',
     '--test-shard=1/2',
-    join(testFixtures, 'shards/*.cjs'),
+    ...allShardsTestsFiles,
   ];
   const child = spawnSync(process.execPath, args);
 
@@ -303,10 +306,12 @@ const testFixtures = fixtures.path('test-runner');
 
 {
   // --test-shard option, last shard
+  const shardsTestPath = join(testFixtures, 'shards');
+  const allShardsTestsFiles = readdirSync(shardsTestPath).map((file) => join(shardsTestPath, file));
   const args = [
     '--test',
     '--test-shard=2/2',
-    join(testFixtures, 'shards/*.cjs'),
+    ...allShardsTestsFiles,
   ];
   const child = spawnSync(process.execPath, args);