diff --git a/src/doc/reference b/src/doc/reference
index 320d232b206ed..5b9d2fcefadfc 160000
--- a/src/doc/reference
+++ b/src/doc/reference
@@ -1 +1 @@
-Subproject commit 320d232b206edecb67489316f71a14e31dbc6c08
+Subproject commit 5b9d2fcefadfc32fceafacfc0dd9441d9b57dd94