diff --git a/phenopipe-web/requirements.txt b/phenopipe-web/requirements.txt
index 9a5ed07..dcb64fc 100644
--- a/phenopipe-web/requirements.txt
+++ b/phenopipe-web/requirements.txt
@@ -4,7 +4,7 @@ APScheduler==3.4.0
 Babel==2.5.1
 cairocffi==0.7.2
 CairoSVG==1.0.22
-certifi==2017.11.5
+certifi==2022.12.7
 cffi==1.9.1
 chardet==3.0.4
 click==6.6