diff --git a/06_my_knowledge b/06_my_knowledge
index 54dd34e..6f99e55 160000
--- a/06_my_knowledge
+++ b/06_my_knowledge
@@ -1 +1 @@
-Subproject commit 54dd34e4950ef22b066db23f84dfe1f3dc662e0e
+Subproject commit 6f99e55aaf850bac12ae3a2651b0bf5c0110fbc8