diff --git a/CliRenderer/__main__.py b/CliRenderer/__main__.py
index bb9b451..67a0334 100644
--- a/CliRenderer/__main__.py
+++ b/CliRenderer/__main__.py
@@ -60,6 +60,7 @@ def cli_main(source: str = typer.Argument(..., help="The path to source image.",
 
 
 def main():
+    importlib.metadata
     rich.print(f"[bold white]CliRenderer installed version: {importlib.metadata.version('CliRenderer')}.[/bold white] {'dev mode on' if isDev else ''}")
     rich.print("[grey37]Version shown may not be accurate! (especially you are running from source!)[/grey37]\n")
     typer.run(cli_main)
diff --git a/pyproject.toml b/pyproject.toml
index 5f8f5e3..edcd173 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,5 @@
+[project]
+requires-python = ">=3.9"
 [build-system]
 build-backend = "setuptools.build_meta"
 requires = ["setuptools", "wheel"]
\ No newline at end of file