diff --git a/backend/requirements.txt b/backend/requirements.txt
old mode 100755
new mode 100644
index f810e70..016c408
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,7 +1,7 @@
 alembic==1.4.1
 aniso8601==6.0.0
 attrs==19.3.0
-certifi==2020.4.5.1
+certifi==2022.12.7
 chardet==3.0.4
 Click==7.0
 coverage==5.0.4