diff --git a/Pipfile b/Pipfile
index 0c61dce..1b18eff 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,7 +10,7 @@ numpy = "==1.17.3"
 scipy = "==1.3.1"
 scikit-learn = "==0.20"
 nltk = "==3.4.5"
-lxml = "==4.4.1"
+lxml = "==4.6.2"
 lz4 = "==2.2.1"
 python-docx = "==0.8.10"
 treetaggerwrapper = "==2.3"