diff --git a/requirements.txt b/requirements.txt
index 636cea6..96c5594 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 bleach==3.0.2
 cbox==0.5.0
-certifi==2018.10.15
+certifi==2022.12.7
 chardet==3.0.4
 colorama==0.4.0
 docutils==0.14
diff --git a/setup.py b/setup.py
index dba04f9..710958d 100644
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,7 @@ def cat(files, join_str=''):
 PKG_REQUIRES = [
     'bleach==3.0.2',
     'cbox==0.5.0',
-    'certifi==2018.10.15',
+    'certifi==2022.12.7',
     'chardet==3.0.4',
     'colorama==0.4.0',
     'docutils==0.14',