diff --git a/requirements.txt b/requirements.txt
index b6342c4..9335666 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ GDAL==1.10.1
 geopandas==0.2.1
 imagesize==0.7.1
 jdcal==1.3
-Jinja2==2.11.3
+Jinja2==3.1.3
 lxml==4.9.1
 mando==0.4
 MarkupSafe==0.23