diff --git a/requirements.txt b/requirements.txt
index 3f2f1c1..9b1df85 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ libmf==0.9.2
 lightfm==1.15
 linecache2==1.0.0
 llvmlite==0.31.0
-lxml==4.5.0
+lxml==4.6.2
 Markdown==3.1.1
 MarkupSafe==1.1.1
 matplotlib==3.1.1