diff --git a/requirements.txt b/requirements.txt
index a338201..e2eb0d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ Django==3.2.5
 emoji==1.2.0
 idna==2.10
 joblib==1.0.1
-lxml==4.6.3
+lxml==4.9.1
 nltk==3.6.2
 numpy==1.21.0
 pandas==1.3.0