diff --git a/code/MANIFEST.txt b/code/MANIFEST.txt
index b69542d..44b700f 100644
--- a/code/MANIFEST.txt
+++ b/code/MANIFEST.txt
@@ -1,5 +1,5 @@
 # TradeAC custom-qlib-code snapshot (auto-generated)
-# parent repo HEAD : 81ee9f1a6e70f68a4bc08f28d868bbc1c71a3810
+# parent repo HEAD : f4ed5e42fe56a02ad3961f016f11c2ad8f0f355a
 #   tac-qlib/tac_qlib/contrib
 #   tac-qlib/tac_qlib/data
 # per-file hashes (git hash-object):