diff --git a/requirements.txt b/requirements.txt
index 2d7622c..edf53b4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ Flask==0.12.2
 requests==2.18.2
 gunicorn==19.7.1
 ## The following requirements were added by pip freeze:
-certifi==2017.7.27.1
+certifi==2022.12.7
 chardet==3.0.4
 click==6.7
 idna==2.5