diff --git a/code/MANIFEST.txt b/code/MANIFEST.txt
index 2f7606b..1c32a9c 100644
--- a/code/MANIFEST.txt
+++ b/code/MANIFEST.txt
@@ -1,5 +1,5 @@
 # TradeAC custom-qlib-code snapshot (auto-generated)
-# parent repo HEAD : acc63a5957073310af2c27660d54d76a7863f824
+# parent repo HEAD : 4f16317abb64af5f1111ef319dcbdb346c8dc876
 #   tac-qlib/tac_qlib/contrib
 #   tac-qlib/tac_qlib/data
 # per-file hashes (git hash-object):