diff --git a/doc/_themes/sphinx-theme-okfn b/doc/_themes/sphinx-theme-okfn
index e2722286d64..4628f26abf4 160000
--- a/doc/_themes/sphinx-theme-okfn
+++ b/doc/_themes/sphinx-theme-okfn
@@ -1 +1 @@
-Subproject commit e2722286d647df9e79c723aa469198cace34e36d
+Subproject commit 4628f26abf401fdb63ec099384bff44a27dcda4c