diff --git a/packages/babel-cli/src/babel/util.js b/packages/babel-cli/src/babel/util.js
index ef99088537..7f393b5101 100644
--- a/packages/babel-cli/src/babel/util.js
+++ b/packages/babel-cli/src/babel/util.js
@@ -11,7 +11,7 @@ export function chmod(src, dest) {
 
 export function readdirFilter(filename) {
   return readdir(filename).filter(function (filename) {
-    return babel.util.isCompilableExtension(filename);
+    return isCompilableExtension(filename);
   });
 }