diff --git a/lectures b/lectures
index 2bbabb4..eae6f63 160000
--- a/lectures
+++ b/lectures
@@ -1 +1 @@
-Subproject commit 2bbabb4068015db92fc96be5dbaba2de1a19963c
+Subproject commit eae6f634fa2706db8fc6e6d85ef5cf22057e2f73