diff --git a/requirements.txt b/requirements.txt
index aa41997..49d5825 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2019.3.9
+certifi==2022.12.7
 dnspython==1.16.0
 mkl-fft==1.0.12
 mkl-random==1.0.2