diff --git a/themes/hugo-book b/themes/hugo-book
index 6d5d778..027be33 160000
--- a/themes/hugo-book
+++ b/themes/hugo-book
@@ -1 +1 @@
-Subproject commit 6d5d778e4b5045445d21e9289776d6144b49bd4d
+Subproject commit 027be3349d20785efeb93f6773872a35497d7258