1 files changed, 1 insertions, 1 deletions
diff --git a/lib/utils/progress.js b/lib/utils/progress.js
index 9669d86..78821ad 100644
--- a/lib/utils/progress.js
+++ b/lib/utils/progress.js
@@ -1,7 +1,7 @@
 var _ = require("lodash");
 
 // Returns from a navigation and a current file, a snapshot of current detailed state
-var calculProgress = function(navigation, current) {
+function calculProgress(navigation, current) {
     var n = _.size(navigation);
     var percent = 0, prevPercent = 0, currentChapter = null;
     var done = true;