diff --git a/requirements.txt b/requirements.txt
index b3d2b90..24c2621 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Pillow==10.3.0
 pytest==5.4.1
 
 # Install via "pip install ..."
-lxml==4.9.1
+lxml==6.1.0
 omrdatasettools==1.3.0
 codecov==2.1.3
 pytest-cov==2.8.1