diff --git a/6-alken1t15 b/6-alken1t15
index 7fd74e0..2bd551f 160000
--- a/6-alken1t15
+++ b/6-alken1t15
@@ -1 +1 @@
-Subproject commit 7fd74e0733f459a85663af9a845cbf43947e2f52
+Subproject commit 2bd551fbc4122eeebc80e6f8f0669b7f5397d0a6