diff --git a/pyproject.toml b/pyproject.toml
index 48942fe..11b757b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ classifiers = [
 dynamic = ["dependencies", "optional-dependencies"]
 
 [tool.setuptools]
-py-modules = ["circuitpython_uboxplot"]
+py-modules = ["uboxplot"]
 
 [tool.setuptools.dynamic]
 dependencies = {file = ["requirements.txt"]}