diff --git a/semester2/challenge2-bus b/semester2/challenge2-bus
index b21a3cc..16ee13e 160000
--- a/semester2/challenge2-bus
+++ b/semester2/challenge2-bus
@@ -1 +1 @@
-Subproject commit b21a3ccd4e422cf188892e243372c92b2b11df1f
+Subproject commit 16ee13e269ae59578c860cd21682cc523e569d81