diff --git a/book/external/Sphinx-launch-buttons b/book/external/Sphinx-launch-buttons
index e6070de..63d5397 160000
--- a/book/external/Sphinx-launch-buttons
+++ b/book/external/Sphinx-launch-buttons
@@ -1 +1 @@
-Subproject commit e6070ded6ca77662a3a951893cafe265fa333e5e
+Subproject commit 63d539763e9b9ce13f4dab2ef4c4a17c46e953ef