diff --git a/book/external/template b/book/external/template
index 5183c16..6401393 160000
--- a/book/external/template
+++ b/book/external/template
@@ -1 +1 @@
-Subproject commit 5183c1616932c85a398e561124cf046288695101
+Subproject commit 6401393f8d50cc66ecba1e923cdbb221b7db0b3e