diff --git a/crates/voicevox_core_python_api/pyproject.toml b/crates/voicevox_core_python_api/pyproject.toml
index 3164bc528..c80856f37 100644
--- a/crates/voicevox_core_python_api/pyproject.toml
+++ b/crates/voicevox_core_python_api/pyproject.toml
@@ -1,5 +1,5 @@
 [project]
-name = "voicevox_core"
+name = "voicevox"
 requires-python = ">=3.8"
 dependencies = ["pydantic>=1.9.2,<2"]
 description = "VOICEVOX CORE の Python バインディングです。"