diff --git a/BoundingBoxesNN/requirements_predictor_webcam.txt b/BoundingBoxesNN/requirements_predictor_webcam.txt
index 9da73ab..cca0bef 100644
--- a/BoundingBoxesNN/requirements_predictor_webcam.txt
+++ b/BoundingBoxesNN/requirements_predictor_webcam.txt
@@ -57,7 +57,7 @@ jupyter-client==5.0.1
 jupyter-console==5.1.0
 jupyter-core==4.3.0
 laser-geometry==1.6.4
-lxml==3.8.0
+lxml==4.6.2
 lz4==0.7.0
 Markdown==2.6.9
 MarkupSafe==1.0