diff --git a/requirements.txt b/requirements.txt
index d6784b2..2bd2c1e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ itsdangerous==1.1.0
 jikanpy==3.4.2
 Jinja2==2.11.3
 joblib==0.14.1
-lxml==4.6.5
+lxml==4.9.1
 mal-api==0.1.0
 MarkupSafe==1.1.1
 multidict==4.7.5