diff --git a/dev-requirements.txt b/dev-requirements.txt
index ff818a8..1c3ee54 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -6,7 +6,7 @@
 #
 attrs==21.2.0
     # via pytest
-certifi==2020.12.5
+certifi==2022.12.7
     # via requests
 chardet==4.0.0
     # via requests
diff --git a/requirements.txt b/requirements.txt
index 84f9b1c..a354456 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile
 #
-certifi==2020.12.5
+certifi==2022.12.7
     # via requests
 cffi==1.14.5
     # via cryptography