diff --git a/python/jupytercad_core/pyproject.toml b/python/jupytercad_core/pyproject.toml
index ba87c026..7ef316ee 100644
--- a/python/jupytercad_core/pyproject.toml
+++ b/python/jupytercad_core/pyproject.toml
@@ -30,7 +30,7 @@ readme = "README.md"
 requires-python = ">=3.8"
 
 [project.entry-points.jupyter_ydoc]
-jcad = "jupytercad_core.jcad_ydoc:YJCad"
+JupyterCAD = "jupytercad_core.jcad_ydoc:YJCad"
 step = "jupytercad_core.step_ydoc:YSTEP"
 stl = "jupytercad_core.stl_ydoc:YSTL"