diff --git a/gulp/build-copy-files.js b/gulp/build-copy-files.js
index a852ea0a..be27dba3 100755
--- a/gulp/build-copy-files.js
+++ b/gulp/build-copy-files.js
@@ -3,7 +3,7 @@ const gulp = require('gulp');
 gulp.task('build:copy-files', () => {
   return gulp.src([
       'src/**/*',
-      '!src/moj/all.js',
+      '!src/moj/all.js', // this will get built
       'README.md',
       '!**/.DS_Store',
       '!src/README.md'