diff --git a/pyproject.toml b/pyproject.toml
index 2a64e35..22d6a8e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ requires = ["setuptools>=61.0", "versioningit~=2.0"]
 build-backend = "setuptools.build_meta"
 
 [project]
-name = "fluorescence-assay"
+name = "fluorescence_assay"
 description = "Parse, analyze, model, and visualize data from fluorescence assay."
 dynamic = ["version"]
 readme = "README.md"