diff --git a/requirements.txt b/requirements.txt
index e23357ce..5cda0a0c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 alabaster==0.7.12
 Babel==2.9.1
 blockdiag==2.0.1
-certifi==2022.12.7
+certifi==2023.7.22
 chardet==4.0.0
 charset-normalizer==2.0.4
 cssselect==1.1.0