diff --git a/requirements.txt b/requirements.txt
index 1f8a155..d4e2a7d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ idna==2.7
 jsonify==0.5
 kiwisolver==1.0.1
 langdetect==1.0.7
-lxml==4.2.5
+lxml==4.6.2
 matplotlib==3.0.0
 numpy==1.15.2
 py-translator==1.8.9