diff --git a/_external/resources/wai-fundamentals-overview b/_external/resources/wai-fundamentals-overview
index adfbcda53e0..c9e56c48cd1 160000
--- a/_external/resources/wai-fundamentals-overview
+++ b/_external/resources/wai-fundamentals-overview
@@ -1 +1 @@
-Subproject commit adfbcda53e0bc68d85550ba5d10bd83abe3c4cc7
+Subproject commit c9e56c48cd129ec3d6fdf5541d217f490e77e23b