diff --git a/_graveyard/fivetracks-back/requirements.txt b/_graveyard/fivetracks-back/requirements.txt
index a5f5c81..bf53062 100644
--- a/_graveyard/fivetracks-back/requirements.txt
+++ b/_graveyard/fivetracks-back/requirements.txt
@@ -3,7 +3,7 @@ chardet==3.0.4
 docopt==0.6.2
 elasticsearch==5.5.2
 idna==2.6
-lxml==4.1.1
+lxml==4.6.5
 psycopg2==2.7.3.2
 pymongo==3.6.0
 requests==2.18.4