diff --git a/sesame_ros/requirements.txt b/sesame_ros/requirements.txt
index 7bb97d5c5..f2c508173 100644
--- a/sesame_ros/requirements.txt
+++ b/sesame_ros/requirements.txt
@@ -1,5 +1,5 @@
 asn1crypto==1.3.0
-certifi==2020.6.20
+certifi==2023.7.22
 cffi==1.14.0
 chardet==3.0.4
 cryptography==2.3