diff --git a/docs/requirements.txt b/docs/requirements.txt
index d6d459d..170e2d8 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -11,7 +11,7 @@ billiard==3.5.0.5
 bleach==3.1.4
 blinker==1.4
 celery==4.2.2
-certifi==2019.11.28
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 Click==7.0