diff --git a/dev-requirements.txt b/dev-requirements.txt
index 6a18372..0d39342 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,7 +1,7 @@
 APScheduler==3.6.3
 autopep8==1.5.7
 cachetools==4.2.2
-certifi==2022.12.7
+certifi==2023.7.22
 chardet==4.0.0
 click==8.0.1
 colorama==0.4.4
diff --git a/requirements.txt b/requirements.txt
index 587ed65..6135019 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 APScheduler==3.6.3
 autopep8==1.5.7
 cachetools==4.2.2
-certifi==2022.12.7
+certifi==2023.7.22
 chardet==4.0.0
 idna==2.10
 pycodestyle==2.7.0