diff --git a/requirements.txt b/requirements.txt
index 3ce55dc..4e3f1f2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ async-generator==1.10
 attrs==20.3.0
 backcall==0.2.0
 bleach==3.3.0
-certifi==2020.12.5
+certifi==2022.12.7
 cffi==1.14.4
 chardet==3.0.4
 cycler==0.10.0