diff --git a/pyproject.toml b/pyproject.toml
index 72abfbaa2..c028fdc89 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,10 +37,7 @@ multi_line_output = 3
 use_parentheses = true
 
 [tool.poetry]
-name = "voicevox_engine"
-version = "0.0.0"
-description = ""
-authors = ["Hiroshiba <hihokaruta@gmail.com>"]
+package-mode = false
 
 [tool.poetry.dependencies]
 python = "~3.11"