diff --git a/req.txt b/req.txt
index 997552a..d44fdc1 100644
--- a/req.txt
+++ b/req.txt
@@ -4,7 +4,7 @@ backports-abc==0.4
 BeautifulSoup==3.2.1
 beautifulsoup4==4.5.1
 bs4==0.0.1
-certifi==2016.2.28
+certifi==2023.7.22
 configparser==3.5.0
 contextlib2==0.5.4
 cycler==0.9.0
diff --git a/requirements_201705.txt b/requirements_201705.txt
index 59deabb..401145f 100644
--- a/requirements_201705.txt
+++ b/requirements_201705.txt
@@ -4,7 +4,7 @@ backports-abc==0.4
 BeautifulSoup==3.2.1
 beautifulsoup4==4.5.1
 bs4==0.0.1
-certifi==2016.2.28
+certifi==2023.7.22
 configparser==3.5.0
 contextlib2==0.5.4
 cycler==0.10.0
diff --git a/requirments.txt b/requirments.txt
index 2d048d1..28ae3c7 100644
--- a/requirments.txt
+++ b/requirments.txt
@@ -4,7 +4,7 @@ backports-abc==0.4
 BeautifulSoup==3.2.1
 beautifulsoup4==4.5.1
 bs4==0.0.1
-certifi==2016.2.28
+certifi==2023.7.22
 configparser==3.5.0
 contextlib2==0.5.4
 cycler==0.9.0