Fix in librarian

diff --git a/lib/librarian b/lib/librarian
index 141733d..ff2a09e 160000 (submodule)
--- a/lib/librarian
+++ b/lib/librarian
@@ -1 +1 @@
-Subproject commit 141733d3db8c11f1eb69a9c0195f07c3c2ed3f8f
+Subproject commit ff2a09e9ecd8e9bede2d3572942bcd32f66f6198