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-rw-r--r--lib/parse/navigation.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/parse/navigation.js b/lib/parse/navigation.js
index 2f8669e..2c783e4 100644
--- a/lib/parse/navigation.js
+++ b/lib/parse/navigation.js
@@ -8,7 +8,7 @@ function clean(obj) {
function flattenChapters(chapters) {
return _.reduce(chapters, function(accu, chapter) {
- return accu.concat([clean(chapter)].concat(chapter.articles));
+ return accu.concat([clean(chapter)].concat(flattenChapters(chapter.articles)));
}, []);
}