diff --git a/themes/hugo-theme-bootstrap4-blog b/themes/hugo-theme-bootstrap4-blog
index 99f1a6725..a8ff91e1e 160000
--- a/themes/hugo-theme-bootstrap4-blog
+++ b/themes/hugo-theme-bootstrap4-blog
@@ -1 +1 @@
-Subproject commit 99f1a6725c97a01179c305b077cb46f34feee693
+Subproject commit a8ff91e1ea162877f7f00192070a5a75db77fba7