diff --git a/src/modules/cjsToEsm.cjs b/src/modules/cjsToEsm.cjs
index 8b7be2a48b..d7180351e7 100644
--- a/src/modules/cjsToEsm.cjs
+++ b/src/modules/cjsToEsm.cjs
@@ -1,7 +1,7 @@
 const path = require('path');
 const { release, version } = require('os');
 const { createServer: createServerHttp } = require('http');
-require('./files/c');
+require('./files/c.cjs');
 
 const random = Math.random();
 
diff --git a/src/modules/files/c.cjs b/src/modules/files/c.cjs
index f136a5f07d..df728e1627 100644
--- a/src/modules/files/c.cjs
+++ b/src/modules/files/c.cjs
@@ -1 +1 @@
-console.log('Hello from c.js!');
+console.log('Hello from c.cjs!');