diff --git a/requirements.txt b/requirements.txt
index fb146dd1..4d14dc0c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2020.12.05
+certifi==2021.5.30
 babel==2.9.1
 flask-babel==2.0.0
 flask==1.1.2