diff --git a/data_cleaning/imputation/misgan/requirements.txt b/data_cleaning/imputation/misgan/requirements.txt
index abdae9e4..895b899d 100644
--- a/data_cleaning/imputation/misgan/requirements.txt
+++ b/data_cleaning/imputation/misgan/requirements.txt
@@ -20,7 +20,7 @@ bleach==3.1.0
 bokeh==0.12.16
 boto==2.48.0
 Bottleneck==1.2.1
-certifi==2018.8.24
+certifi==2022.12.7
 cffi==1.11.5
 chardet==3.0.4
 click==6.7