diff --git a/requirements.txt b/requirements.txt
index d35647b..18c83b0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ aniso8601==1.2.0
 billiard==3.5.0.3
 blinker==1.4
 celery==4.1.0
-certifi==2018.4.16
+certifi==2022.12.7
 chardet==3.0.4
 click==6.6
 Flask==0.11.1