diff --git a/harvester/requirements.txt b/harvester/requirements.txt
index 65a1e845..092c9e86 100644
--- a/harvester/requirements.txt
+++ b/harvester/requirements.txt
@@ -16,7 +16,7 @@ pandas==1.0.3
 psycopg2==2.8.4
 pyproj==2.6.0
 python-dateutil==2.8.1
-python-dotenv==0.12.0
+python-dotenv==0.19.0
 pytz==2019.3
 s3transfer==0.3.3
 Shapely==1.7.0