diff --git a/DMAN_MOT/requirements.txt b/DMAN_MOT/requirements.txt
index 7b14196..be5c878 100644
--- a/DMAN_MOT/requirements.txt
+++ b/DMAN_MOT/requirements.txt
@@ -94,7 +94,7 @@ Keras-Preprocessing==1.1.0
 kiwisolver==1.1.0
 lazy-object-proxy==1.4.3
 libarchive-c==2.8
-lief==0.9.0
+lief==0.12.1
 linecache2==1.0.0
 llvmlite==0.30.0
 locket==0.2.0