diff --git a/test/message/stdin_messages.js b/test/message/stdin_messages.js
index 66e06282b3b3e2..79475bd4d217b6 100644
--- a/test/message/stdin_messages.js
+++ b/test/message/stdin_messages.js
@@ -40,8 +40,8 @@ const queue =
   [ 'with(this){__filename}',
     '42',
     'throw new Error("hello")',
-    'var x = 100; y = x;',
-    'var ______________________________________________; throw 10' ];
+    'let x = 100; y = x;',
+    'let ______________________________________________; throw 10' ];
 
 function go() {
   const c = queue.shift();
diff --git a/test/message/stdin_messages.out b/test/message/stdin_messages.out
index 58bbe110297f8c..72edb0b00b28cd 100644
--- a/test/message/stdin_messages.out
+++ b/test/message/stdin_messages.out
@@ -48,7 +48,7 @@ Error: hello
     at endReadableNT (_stream_readable.js:*:*)
 100
 [stdin]:1
-var x = 100; y = x;
+let x = 100; y = x;
                ^
 
 ReferenceError: y is not defined
@@ -64,13 +64,13 @@ ReferenceError: y is not defined
     at endReadableNT (_stream_readable.js:*:*)
 
 [stdin]:1
-var ______________________________________________; throw 10
+let ______________________________________________; throw 10
                                                     ^
 10
 (Use `node --trace-uncaught ...` to show where the exception was thrown)
 
 [stdin]:1
-var ______________________________________________; throw 10
+let ______________________________________________; throw 10
                                                     ^
 10
 (Use `node --trace-uncaught ...` to show where the exception was thrown)