diff --git a/server/api/documents.js b/server/api/documents.js
index d5985be9b..efc0ef0a6 100644
--- a/server/api/documents.js
+++ b/server/api/documents.js
@@ -114,12 +114,19 @@ router.post('documents.update', auth(), async (ctx) => {
 
   if (!document) throw httpErrors.BadRequest();
 
+  // Update document
   document.title = title;
   document.text = text;
   document.lastModifiedById = user.id;
   await document.save();
   await document.createRevision();
 
+  // Update
+  const atlas = await Atlas.findById(document.atlasId);
+  if (atlas.type === 'atlas') {
+    await atlas.updateNavigationTree();
+  }
+
   ctx.body = {
     data: await presentDocument(document, true),
   };
@@ -155,4 +162,4 @@ router.post('documents.delete', auth(), async (ctx) => {
   };
 });
 
-export default router;
\ No newline at end of file
+export default router;
diff --git a/server/models/Atlas.js b/server/models/Atlas.js
index f6f778d22..7fc61cf0b 100644
--- a/server/models/Atlas.js
+++ b/server/models/Atlas.js
@@ -68,7 +68,7 @@ const Atlas = sequelize.define('atlas', {
         return; // TODO should create a root doc
       }
     },
-    async updateNavigationTree(tree) {
+    async updateNavigationTree(tree = this.navigationTree) {
       let nodeIds = [];
       nodeIds.push(tree.id);