diff --git a/openedx/core/djangoapps/content/course_overviews/models.py b/openedx/core/djangoapps/content/course_overviews/models.py
index 43812555b4..9fdab1d91a 100644
--- a/openedx/core/djangoapps/content/course_overviews/models.py
+++ b/openedx/core/djangoapps/content/course_overviews/models.py
@@ -779,6 +779,20 @@ class CourseOverview(TimeStampedModel):
         """
         return self._original_course.textbooks
 
+    @property
+    def pdf_textbooks(self):
+        """
+        TODO: move this to the model.
+        """
+        return self._original_course.pdf_textbooks
+
+    @property
+    def html_textbooks(self):
+        """
+        TODO: move this to the model.
+        """
+        return self._original_course.html_textbooks
+
     @property
     def hide_progress_tab(self):
         """
diff --git a/openedx/core/djangoapps/courseware_api/serializers.py b/openedx/core/djangoapps/courseware_api/serializers.py
index 9a546a8ee9..767e26e5d2 100644
--- a/openedx/core/djangoapps/courseware_api/serializers.py
+++ b/openedx/core/djangoapps/courseware_api/serializers.py
@@ -107,7 +107,7 @@ class CourseInfoSerializer(serializers.Serializer):  # pylint: disable=abstract-
         tabs = []
         for priority, tab in enumerate(get_course_tab_list(course_overview.effective_user, course_overview)):
             tabs.append({
-                'title': tab.title,
+                'title': tab.title or tab.get('name'),
                 'slug': tab.tab_id,
                 'priority': priority,
                 'type': tab.type,