diff --git a/requirements.txt b/requirements.txt
index c20a128..e22110e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ basic-subscriber==0.0.0
 beautifulsoup4==4.6.0
 Brlapi==0.6.6
 catkin-pkg-modules==0.4.14
-certifi==2018.1.18
+certifi==2022.12.7
 chardet==3.0.4
 colcon-argcomplete==0.3.3
 colcon-bash==0.4.1