diff --git a/ckg/notebooks/recipes/Combining_CKG_with_Clustergrammer/requirements.txt b/ckg/notebooks/recipes/Combining_CKG_with_Clustergrammer/requirements.txt
index bfde82aa..69a9c146 100644
--- a/ckg/notebooks/recipes/Combining_CKG_with_Clustergrammer/requirements.txt
+++ b/ckg/notebooks/recipes/Combining_CKG_with_Clustergrammer/requirements.txt
@@ -2,7 +2,7 @@ appnope==0.1.0
 async-generator==1.10
 backcall==0.2.0
 brotlipy==0.7.0
-certifi==2020.6.20
+certifi==2022.12.7
 chardet==3.0.4
 clustergrammer2==0.17.0
 cycler==0.10.0