diff --git a/book/external/teachbooks-sphinx-tippy b/book/external/teachbooks-sphinx-tippy
index 546f58f..5aec30e 160000
--- a/book/external/teachbooks-sphinx-tippy
+++ b/book/external/teachbooks-sphinx-tippy
@@ -1 +1 @@
-Subproject commit 546f58fe01a556130f06cdc95524efd922362f83
+Subproject commit 5aec30ed8df7c6259faf7ac6cd178a0cf2887c17