diff --git a/knowledge b/knowledge
index b87ace3cf..8daf7ac8c 160000
--- a/knowledge
+++ b/knowledge
@@ -1 +1 @@
-Subproject commit b87ace3cf39c49ad5fa9e7441124d3a3982972b2
+Subproject commit 8daf7ac8c6346dabe488fafda71ed9dc94f59dda