diff --git a/lib/internal/v8_prof_processor.js b/lib/internal/v8_prof_processor.js
index 7592253060294c..4799a88f69ca54 100644
--- a/lib/internal/v8_prof_processor.js
+++ b/lib/internal/v8_prof_processor.js
@@ -21,11 +21,6 @@ scriptFiles.forEach(function(s) {
   script += process.binding('natives')[s] + '\n';
 });
 
-// eslint-disable-next-line no-unused-vars
-function printErr(err) {
-  console.error(err);
-}
-
 const tickArguments = [];
 if (process.platform === 'darwin') {
   tickArguments.push('--mac');
@@ -36,6 +31,7 @@ tickArguments.push.apply(tickArguments, process.argv.slice(1));
 script = `(function(module, require) {
   arguments = ${JSON.stringify(tickArguments)};
   function write (s) { process.stdout.write(s) }
+  function printErr(err) { console.error(err); }
   ${script}
 })`;
 vm.runInThisContext(script)(module, require);