diff --git a/packages/babel-cli/src/babel/file.js b/packages/babel-cli/src/babel/file.js
index 6f5cadb06c..e143be1a39 100644
--- a/packages/babel-cli/src/babel/file.js
+++ b/packages/babel-cli/src/babel/file.js
@@ -51,7 +51,7 @@ module.exports = function (commander, filenames, opts) {
           }
         });
 
-        offset = code.split("\n").length -1;
+        offset = code.split("\n").length - 1;
       }
     });