diff --git a/lib/modules/file/cliflags.js b/lib/modules/file/cliflags.js
index e498aa3..e4d4042 100644
--- a/lib/modules/file/cliflags.js
+++ b/lib/modules/file/cliflags.js
@@ -1,5 +1,5 @@
 export default {
-  name: 'outputFileName',
+  name: 'outputFilename',
   description: 'The name of the output file.',
   flags: '-o --out <filename>',
   long: 'The name of the output file. This file will be added ' +
diff --git a/test/indexr.js b/test/indexr.js
index 4343a77..528113d 100644
--- a/test/indexr.js
+++ b/test/indexr.js
@@ -359,7 +359,7 @@ describe('indexr program', () => {
         const expected = {
           inputFolder: '.',
           options: {
-            outputFileName: 'index.js',
+            outputFilename: 'index.js',
           },
         };
         assert.deepEqual(expected, actual, 'Function did not return expected output.');