diff --git a/book/external/annotater b/book/external/annotater
index 0da75c3..aa22824 160000
--- a/book/external/annotater
+++ b/book/external/annotater
@@ -1 +1 @@
-Subproject commit 0da75c3592d2ddafbcec61fc7248cfb0e3c8cc1b
+Subproject commit aa228249b5d5e12328a706cf044fd55f110df20c