diff --git a/requirements.txt b/requirements.txt
index 9be04859b9..392dc42515 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ attackcti==0.3.4.4
 attrs==21.2.0
 backports.entry-points-selectable==1.1.1
 CacheControl==0.12.10
-certifi==2021.5.30
+certifi==2021.10.8
 cfgv==3.3.1
 chardet==4.0.0
 charset-normalizer==2.0.7