1 files changed, 6 insertions, 4 deletions
diff --git a/packages/gitbook/src/json/encodeSummaryArticle.js b/packages/gitbook/src/json/encodeSummaryArticle.js
index b6d7d9f..0fb6368 100644
--- a/packages/gitbook/src/json/encodeSummaryArticle.js
+++ b/packages/gitbook/src/json/encodeSummaryArticle.js
@@ -2,14 +2,16 @@
 /**
  * Encode a SummaryArticle to JSON
  *
- * @param {SummaryArticle}
+ * @param  {SummaryArticle} article
+ * @param  {URIIndex} urls
+ * @param  {Boolean} recursive
  * @return {Object}
  */
-function encodeSummaryArticle(article, recursive) {
+function encodeSummaryArticle(article, urls, recursive) {
     let articles = undefined;
     if (recursive !== false) {
         articles = article.getArticles()
-            .map(encodeSummaryArticle)
+            .map(innerArticle => encodeSummaryArticle(innerArticle, urls, recursive))
             .toJS();
     }
 
@@ -18,7 +20,7 @@ function encodeSummaryArticle(article, recursive) {
         level:  article.getLevel(),
         depth:  article.getDepth(),
         anchor: article.getAnchor(),
-        url:    article.getUrl(),
+        url:    urls.resolveToURL(article.getPath() || article.getUrl()),
         path:   article.getPath(),
         ref:    article.getRef(),
         articles