diff --git a/code/MANIFEST.txt b/code/MANIFEST.txt
index c353906..70f5b5d 100644
--- a/code/MANIFEST.txt
+++ b/code/MANIFEST.txt
@@ -1,5 +1,5 @@
 # TradeAC custom-qlib-code snapshot (auto-generated)
-# parent repo HEAD : a9e44646684261d71fe2f4bbebb394c72b7cd56d
+# parent repo HEAD : 83dc916e0bd29192e5659b6da9bd1bee714e138e
 #   tac-qlib/tac_qlib/contrib
 #   tac-qlib/tac_qlib/data
 # per-file hashes (git hash-object):