diff --git a/projects/django-poll/requirements.txt b/projects/django-poll/requirements.txt
index 66b84cd..e4b642f 100644
--- a/projects/django-poll/requirements.txt
+++ b/projects/django-poll/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2017.7.27.1
+certifi==2023.7.22
 chardet==3.0.4
 Django==1.11.4
 idna==2.5