diff --git a/pickora.py b/pickora.py
index e11aca3..6888952 100644
--- a/pickora.py
+++ b/pickora.py
@@ -25,7 +25,7 @@ def excepthook(etype, value, tb):
 
 sys.excepthook = excepthook
 
-if __name__ == "__main__":
+def cli():
     description = "A toy compiler that can convert Python scripts to pickle bytecode."
     epilog = "Documentation can be found at https://github.com/splitline/Pickora"
     parser = argparse.ArgumentParser(description=description, epilog=epilog)
@@ -59,3 +59,6 @@ def excepthook(etype, value, tb):
     if args.eval:
         ret = pickle.loads(bytecode)
         print("[+] pickle.loads returns:", repr(ret))
+
+if __name__ == "__main__":
+    cli()
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..03de159
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,20 @@
+[tool.poetry]
+name = "pickora"
+version = "0.1.0"
+description = "A toy compiler that can convert Python scripts to pickle bytecode."
+documentation = "https://github.com/splitline/Pickora"
+authors = ["splitline <tbsthitw@gmail.com>"]
+include = ["compiler.py", "helper.py"]
+
+[tool.poetry.dependencies]
+python = "^3.8"
+
+[tool.poetry.scripts]
+pickora = 'pickora:cli'
+
+[tool.poetry.urls]
+"Documentation" = "https://github.com/splitline/Pickora"
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"