diff --git a/requirements.txt b/requirements.txt
index 1daeb09..e191886 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 asn1crypto==0.24.0
-certifi==2018.11.29
+certifi==2023.7.22
 cffi==1.12.2
 cryptography==2.6.dev1
 defusedxml==0.5.0