diff --git a/requirements/dev.txt b/requirements/dev.txt
index 3cb7528..46e733b 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -14,7 +14,7 @@ babel==2.9.1
     # via sphinx
 backports-entry-points-selectable==1.1.0
     # via virtualenv
-certifi==2021.10.8
+certifi==2022.12.7
     # via requests
 cfgv==3.3.1
     # via pre-commit
diff --git a/requirements/docs.txt b/requirements/docs.txt
index e642e98..3d2e102 100644
--- a/requirements/docs.txt
+++ b/requirements/docs.txt
@@ -8,7 +8,7 @@ alabaster==0.7.12
     # via sphinx
 babel==2.9.1
     # via sphinx
-certifi==2021.10.8
+certifi==2022.12.7
     # via requests
 charset-normalizer==2.0.7
     # via requests