diff --git a/examples/notebooks/tf_2_0/requirements.txt b/examples/notebooks/tf_2_0/requirements.txt
index e840674..c0430a4 100644
--- a/examples/notebooks/tf_2_0/requirements.txt
+++ b/examples/notebooks/tf_2_0/requirements.txt
@@ -4,7 +4,7 @@ attrs==19.3.0
 backcall==0.1.0
 bleach==3.3.0
 cachetools==4.1.0
-certifi==2020.4.5.1
+certifi==2022.12.7
 chardet==3.0.4
 cycler==0.10.0
 decorator==4.4.2