diff --git a/hemp/web/requirements.txt b/hemp/web/requirements.txt
index 688e6a3..a38ceee 100644
--- a/hemp/web/requirements.txt
+++ b/hemp/web/requirements.txt
@@ -1,5 +1,5 @@
 aniso8601==1.3.0
-certifi==2017.11.5
+certifi==2022.12.7
 chardet==3.0.4
 click==5.1
 Flask==0.11.1