diff --git a/requirements.txt b/requirements.txt
index 639a56e..77d2c61 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 apns2==0.5.0
 asgiref==3.2.3
-certifi==2019.11.28
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 cryptography==2.8
diff --git a/staticfiles/requirements.4683cea1cbdd.txt b/staticfiles/requirements.4683cea1cbdd.txt
index 98dda6c..dd74d48 100644
--- a/staticfiles/requirements.4683cea1cbdd.txt
+++ b/staticfiles/requirements.4683cea1cbdd.txt
@@ -1,6 +1,6 @@
 apns2==0.5.0
 asgiref==3.2.3
-certifi==2019.11.28
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 cryptography==2.8
diff --git a/staticfiles/requirements.txt b/staticfiles/requirements.txt
index 98dda6c..dd74d48 100644
--- a/staticfiles/requirements.txt
+++ b/staticfiles/requirements.txt
@@ -1,6 +1,6 @@
 apns2==0.5.0
 asgiref==3.2.3
-certifi==2019.11.28
+certifi==2022.12.7
 cffi==1.13.2
 chardet==3.0.4
 cryptography==2.8