diff --git a/requirements.txt b/requirements.txt
index 1fe828f2..4cadb6a1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ matplotlib==1.5.1
 numpy==1.11.0
 requests==2.18.4
 beautifulsoup4==4.6.0
-lxml==4.1.1
+lxml==4.6.2
 pandas==0.23.4
 numexpr==2.4.6
 geopandas==0.6.2