diff --git a/requirements.txt b/requirements.txt
index 9bbad6d..8401262 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 ldap3
-certifi==2019.3.9
+certifi==2022.12.7
 chardet==3.0.4
 confusable-homoglyphs==3.2.0
 coverage==4.0.3