diff --git a/requirements.txt b/requirements.txt
index fee474c..0d95eee 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 blinker==1.4
-certifi==2019.9.11
+certifi==2022.12.7
 chardet==3.0.4
 Click==7.0
 cloudant==2.12.0