diff --git a/book/external/Sphinx-TUDelft-theme b/book/external/Sphinx-TUDelft-theme
index 0f47585..1021b80 160000
--- a/book/external/Sphinx-TUDelft-theme
+++ b/book/external/Sphinx-TUDelft-theme
@@ -1 +1 @@
-Subproject commit 0f4758586bebb1db4da0738b66d02d883ff7b54d
+Subproject commit 1021b801eddfa17594b04f1b320f954cb2d4f6f2