diff --git a/requirements.txt b/requirements.txt
index d298593..e8f32e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ backcall==0.1.0
 bleach==3.1.0
 CacheControl==0.12.5
 cachetools==3.1.1
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 coverage==4.5.4
 cycler==0.10.0