diff --git a/test/parallel/test-https-strict.js b/test/parallel/test-https-strict.js
index 1cb49fc64bfcc7..611e7ea5c00e4d 100644
--- a/test/parallel/test-https-strict.js
+++ b/test/parallel/test-https-strict.js
@@ -1,5 +1,6 @@
 'use strict';
 const common = require('../common');
+const fixtures = require('../common/fixtures');
 if (!common.hasCrypto)
   common.skip('missing crypto');
 
@@ -8,15 +9,9 @@ process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';
 
 const assert = require('assert');
 const https = require('https');
-const fs = require('fs');
-const path = require('path');
-
-function file(fname) {
-  return path.resolve(common.fixturesDir, 'keys', fname);
-}
 
 function read(fname) {
-  return fs.readFileSync(file(fname));
+  return fixtures.readKey(fname);
 }
 
 // key1 is signed by ca1.