diff --git a/pyproject.toml b/pyproject.toml
index bae4551..e40a8b2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,7 +49,7 @@ dev = [
     "pytest~=8.3",
     "isort~=6.0",
     "csvkit~=2.0",
-    "ipython~=8.31",
+    "ipython~=9.0",
 ]
 
 # So hatch doesn't try to build other top-level directories like "data"