diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index 34ad393..91d9f3c 160000
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit 34ad3930a33907c85ec0c32829567753e6395955
+Subproject commit 91d9f3c2c2aaba12916e8b3808fb022a541829fa