diff --git a/CHANGES.txt b/CHANGES.txt
index 522322b1..d0f6b604 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,7 +1,7 @@
 Changes
 -------
 
-0.0.21 (2020-1X-XX)
+0.0.21 (2020-11-26)
 ^^^^^^^^^^^^^^^^^^^
 
 * Allow to use custom Cursor subclasses #374
diff --git a/Makefile b/Makefile
index 3086d096..542b2c20 100644
--- a/Makefile
+++ b/Makefile
@@ -2,8 +2,14 @@
 
 FLAGS=
 
+checkrst:
+	python setup.py check --restructuredtext
 
-flake:
+pyroma:
+	pyroma -d .
+
+
+flake:checkrst pyroma
 	flake8 aiomysql tests examples
 
 test: flake
@@ -12,6 +18,7 @@ test: flake
 vtest:
 	py.test -s -v $(FLAGS) ./tests/
 
+
 cov cover coverage: flake
 	py.test -s -v  --cov-report term --cov-report html --cov aiomysql ./tests
 	@echo "open file://`pwd`/htmlcov/index.html"
diff --git a/aiomysql/__init__.py b/aiomysql/__init__.py
index a40379b6..f5e74aee 100644
--- a/aiomysql/__init__.py
+++ b/aiomysql/__init__.py
@@ -33,7 +33,7 @@
 from .cursors import Cursor, SSCursor, DictCursor, SSDictCursor
 from .pool import create_pool, Pool
 
-__version__ = '0.0.20'
+__version__ = '0.0.21'
 
 __all__ = [
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index cbd7f211..70e6fd13 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -11,3 +11,4 @@ sphinx>=1.8.1, <=3.0.3
 sphinxcontrib-asyncio==0.2.0
 sqlalchemy>1.2.12,<=1.3.16
 uvloop>=0.11.2,<=0.14.0; python_version >= '3.5'
+pyroma==2.6
diff --git a/setup.py b/setup.py
index e151f3a4..290c2075 100755
--- a/setup.py
+++ b/setup.py
@@ -47,6 +47,8 @@ def read_version():
     'Framework :: AsyncIO',
 ]
 
+keywords = ["mysql", "asyncio", "aiomysql"]
+
 
 setup(name='aiomysql',
       version=read_version(),
@@ -62,4 +64,5 @@ def read_version():
       packages=find_packages(exclude=['tests', 'tests.*']),
       install_requires=install_requires,
       extras_require=extras_require,
+      keywords=keywords,
       include_package_data=True)