diff --git a/requirements.txt b/requirements.txt
index 59eec6a..c63aee2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,10 +10,6 @@ anyio==3.3.4
     # via jupyter-server
 appdirs==1.4.4
     # via requests-cache
-appnope==0.1.2
-    # via
-    #   ipykernel
-    #   ipython
 argon2-cffi==21.1.0
     # via
     #   jupyter-server
@@ -33,7 +29,7 @@ bleach==4.1.0
     # via nbconvert
 cattrs==1.8.0
     # via requests-cache
-certifi==2021.10.8
+certifi==2022.12.7
     # via requests
 cffi==1.15.0
     # via argon2-cffi