diff --git a/pro-flask/requirements.txt b/pro-flask/requirements.txt
index 8c56f59..76a7b08 100644
--- a/pro-flask/requirements.txt
+++ b/pro-flask/requirements.txt
@@ -1,7 +1,7 @@
 alembic==1.0.8
 aniso8601==6.0.0
 blinker==1.4
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 Click==7.0
 Flask==1.0.2