diff --git a/elevator-pipeline/requirements.txt b/elevator-pipeline/requirements.txt
index 7e4862e..4cf52e6 100644
--- a/elevator-pipeline/requirements.txt
+++ b/elevator-pipeline/requirements.txt
@@ -28,7 +28,7 @@ jupyter==1.0.0
 jupyter-client==5.0.0
 jupyter-console==5.1.0
 jupyter-core==4.3.0
-lxml==3.7.3
+lxml==4.6.2
 MarkupSafe==1.0
 memento-client==0.5.3
 mistune==0.8.1
diff --git a/requirements.txt b/requirements.txt
index dcbc44c..e09a4c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,4 +2,4 @@ SQLAlchemy>=1.0.13
 requests>=2.10.0
 psycopg2>=2.6.2
 tweepy==3.5.0
-lxml==3.7.3
\ No newline at end of file
+lxml==4.6.2
\ No newline at end of file