diff --git a/Cargo.toml b/Cargo.toml
index e535c62..15d9fd3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "fastcrc"
 version = "0.1.0"
 authors = ["overcat <4catcode@gmail.com>"]
 edition = "2018"
-description = "A hyper-fast Python module for computing CRC checksum"
+description = "A hyper-fast Python module for computing CRC(16, 32, 64) checksum"
 license = "MIT License"
 repository = "https://github.com/overcat/fastcrc"
 homepage = "https://github.com/overcat/fastcrc"
diff --git a/fastcrc/__version__.py b/fastcrc/__info__.py
similarity index 71%
rename from fastcrc/__version__.py
rename to fastcrc/__info__.py
index 7b2dd4e..137afb3 100644
--- a/fastcrc/__version__.py
+++ b/fastcrc/__info__.py
@@ -1,5 +1,5 @@
 __title__ = "fastcrc"
-__description__ = "A hyper-fast Python module for computing CRC checksum"
+__description__ = "A hyper-fast Python module for computing CRC(16, 32, 64) checksum"
 __url__ = "https://github.com/overcat/fastcrc"
 __issues__ = f"{__url__}/issues"
 __version__ = "0.1.0"
diff --git a/fastcrc/__init__.py b/fastcrc/__init__.py
index f0ca17f..6182aca 100644
--- a/fastcrc/__init__.py
+++ b/fastcrc/__init__.py
@@ -1,3 +1,11 @@
-from . import crc16
-from . import crc32
-from . import crc64
\ No newline at end of file
+from . import crc16, crc32, crc64
+from .__info__ import (
+    __author__,
+    __author_email__,
+    __description__,
+    __issues__,
+    __license__,
+    __title__,
+    __url__,
+    __version__,
+)
diff --git a/setup.py b/setup.py
index 8185b5e..95b8ebd 100644
--- a/setup.py
+++ b/setup.py
@@ -7,11 +7,11 @@
 
 about = {}
 with open(
-    os.path.join(here, "fastcrc", "__version__.py"), mode="r", encoding="utf-8"
+    os.path.join(here, "fastcrc", "__info__.py"), mode="r", encoding="utf-8"
 ) as f:
     exec(f.read(), about)
 
-with open("README.md", mode="r", encoding="utf-8") as f:
+with open("README.rst", mode="r", encoding="utf-8") as f:
     readme = f.read()
 
 setup(
@@ -19,7 +19,6 @@
     version=about["__version__"],
     description=about["__description__"],
     long_description=readme,
-    long_description_content_type="text/markdown",
     author=about["__author__"],
     author_email=about["__author_email__"],
     url=about["__url__"],
@@ -39,7 +38,6 @@
     classifiers=[
         "Development Status :: 4 - Beta",
         "Intended Audience :: Developers",
-        "License :: OSI Approved :: Apache Software License",
         "License :: OSI Approved :: MIT License",
         "Operating System :: MacOS",
         "Operating System :: Microsoft :: Windows",