diff --git a/openedx/features/course_experience/utils.py b/openedx/features/course_experience/utils.py
index 92bfb17a809ea0de2afe8540f5c1354a5cf477d4..17108ce54a74f4ec2d1544a35c64c9bb80d1bbfa 100644
--- a/openedx/features/course_experience/utils.py
+++ b/openedx/features/course_experience/utils.py
@@ -51,7 +51,7 @@ def get_course_outline_block_tree(request, course_id, user=None):
             try:
                 child_detail = populate_children(all_blocks[child_id], all_blocks)
             except TypeError:
-                if u"MITx+6.002x+MITx_2012_Alumni" in course_outline_root_block[id]:
+                if u"MITx+6.002x+MITx_2012_Alumni" in course_outline_root_block['id']:
                     log.info(u"PopulateChildrenError for Child: {child} in block:{block} at index:{index}".format(
                         child=child_id,
                         block=block['id'],