diff --git a/tests_requirements.txt b/tests_requirements.txt
index cc90e36b..ad4ef54b 100644
--- a/tests_requirements.txt
+++ b/tests_requirements.txt
@@ -21,6 +21,6 @@ jupytext
 nbformat
 nbconvert
 jupyter_client
-ipython>=8.25.0
+ipython!=8.23  # this claims to support typing-extensions-4.6 but doesn't
 ipykernel
 tornado