diff --git a/requirements.txt b/requirements.txt
index 0172b7b..45cce63 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 attrs==19.1.0
 backcall==0.1.0
 bleach==3.1.0
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 Cython==0.29.12