diff --git a/requirements.txt b/requirements.txt
index 947b511..b2b7246 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ bleach==4.1.0
 Bottleneck==1.3.4
 cachetools==5.0.0
 casadi==3.5.5
-certifi==2021.10.8
+certifi==2023.7.22
 cffi==1.15.0
 charset-normalizer==2.0.12
 click==8.0.4