diff --git a/requirements.txt b/requirements.txt
index 60d59c5..b0fd32c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ isort==5.5.2
 jieba3k==0.35.1
 joblib==0.16.0
 lazy-object-proxy==1.4.3
-lxml==4.5.2
+lxml==4.6.5
 mccabe==0.6.1
 newspaper3k==0.2.8
 nltk==3.5