diff --git a/scripts/requirements.txt b/scripts/requirements.txt
index eebd512..db5e28d 100644
--- a/scripts/requirements.txt
+++ b/scripts/requirements.txt
@@ -1,4 +1,4 @@
-lxml==4.3.3
+lxml==4.9.1
 numpy==1.16.4
 openpyxl==2.6.2
 pandas==0.24.2