diff --git a/packages/babel-cli/bin/babel/dir.js b/packages/babel-cli/bin/babel/dir.js
index c78a190939..091cb9561c 100644
--- a/packages/babel-cli/bin/babel/dir.js
+++ b/packages/babel-cli/bin/babel/dir.js
@@ -30,7 +30,7 @@ module.exports = function (commander, filenames, opts) {
   var handleFile = function (src, filename) {
     if (util.shouldIgnore(src)) return;
 
-    if (util.canCompile(filename, commander.extensions)) {
+    if (util.canCompile(filename, opts.extensions)) {
       write(src, filename);
     } else if (commander.copyFiles) {
       outputFileSync(path.join(commander.outDir, filename), fs.readFileSync(src));