diff --git a/KafkaUdn/requirements.txt b/KafkaUdn/requirements.txt
index e4cc17e..fab4a80 100644
--- a/KafkaUdn/requirements.txt
+++ b/KafkaUdn/requirements.txt
@@ -1,7 +1,7 @@
 confluent-kafka==1.0.0
 args==0.1.0
 blockade==0.4.0
-certifi==2018.8.24
+certifi==2022.12.7
 chardet==3.0.4
 clint==0.4.1
 docker==2.1.0