diff --git a/pyproject.toml b/pyproject.toml
index fccd37f7a..a39852586 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ docs = [
 dev = [
     "coverage>=7,<8",
     "beartype>=0.19,<0.23",
-    "ipykernel>=6,<7",
+    "ipykernel>=6,<8",
     "ipython>=8,<9",
     "jax[cpu]>=0.4,<0.6",
     "jupyter>=1,<2",