diff --git a/.python-version b/.python-version
index 0d88666..a8733ab 100644
--- a/.python-version
+++ b/.python-version
@@ -2,7 +2,4 @@
 3.8.8
 3.7.10
 3.6.13
-3.5.10
-2.7.18
-pypy-5.7.1
 pypy3.7-7.3.3
diff --git a/.travis.yml b/.travis.yml
index 3c917db..2f8b3ce 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,28 +2,21 @@ language: python
 dist: xenial
 
 python:
-  - "2.7"
-  - "3.5"
   - "3.6"
   - "3.7"
   - "3.8"
   - "3.9"
-  - "pypy"
   - "pypy3"
 
 install:
   - pip install pip -U
   - pip install -e .
   - pip install pycodestyle
-  # Avoid cryptography compilation problems with pypy and 2.7
-  - pip install coveralls 'cryptography<=3.0;python_version=="2.7"'
-  - pip install https://github.com/un33k/pyflakes/tarball/master
+  - pip install coveralls
 
 before_script:
   - "bash format.sh"
-  - if [[ $TRAVIS_PYTHON_VERSION == '2.7' ]]; then pyflakes -x W slugify; fi
 
 script: coverage run --source=slugify test.py
 
-after_success:
-  coveralls
+after_success: coveralls
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a3bf922..82ae711 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,186 +1,194 @@
+## 5.0.0
+
+- Add support for Py 3.9 - added tox (@jon-betts - Thx)
+- Drop support for python 2.7, 3.5 & friends
+
 ## 4.0.1
-  - Add support for Py 3.8
+
+- Add support for Py 3.8
+- Last version with `official` python 2.7 and <= 3.5 support
 
 ## 4.0.0
-  - Drop support from 2.6, & < 3.4.5
+
+- Drop support from 2.6, & < 3.4.5
 
 ## 3.0.6
-  - Fixed encoding in special.py
+
+- Fixed encoding in special.py
 
 ## 3.0.5
-  - Add test for pre-translation (e.g German Umlaut)
-  - Add special char supports (optional Use)
+
+- Add test for pre-translation (e.g German Umlaut)
+- Add special char supports (optional Use)
 
 ## 3.0.4
-  - Now supporting text-unidecode>=1.3
-  - Now supporting Unidecode>=1.1.1 
+
+- Now supporting text-unidecode>=1.3
+- Now supporting Unidecode>=1.1.1
 
 ## 3.0.3
-  - Remove unicode chars from file
+
+- Remove unicode chars from file
 
 ## 3.0.2
-  - Add official support of Py 3.7
+
+- Add official support of Py 3.7
 
 ## 3.0.1
-  - Add test.py to manifest
+
+- Add test.py to manifest
 
 ## 3.0.0
-  - Upgrade Unidecode
-  - Promote text-unidecode as the primary decoding package
-  - Add Unidecode as an optional extra. "pip install python-slugify[unidecode]"
+
+- Upgrade Unidecode
+- Promote text-unidecode as the primary decoding package
+- Add Unidecode as an optional extra. "pip install python-slugify[unidecode]"
 
 ## 2.0.1
-  - Add replacements option e.g. [['|', 'or'], ['%', 'percent'], ['-', '_']] (@andriyor)
+
+- Add replacements option e.g. [['|', 'or'], ['%', 'percent'], ['-', '_']] (@andriyor)
 
 ## 2.0.0
-  - Fix alternative dependency installation
+
+- Fix alternative dependency installation
 
 ## 1.2.6
-  - Add support for case sensitive slugs (@s-m-e)
+
+- Add support for case sensitive slugs (@s-m-e)
 
 ## 1.2.5
-  - Add support for using text-unidecode (@bolkedebruin)
-  - Switch to pycodestyle instead of pep8
+
+- Add support for using text-unidecode (@bolkedebruin)
+- Switch to pycodestyle instead of pep8
 
 ## 1.2.4
-  - Remove build artifacts during packaging
-  - Simplify the setup.py file (@reece)
+
+- Remove build artifacts during packaging
+- Simplify the setup.py file (@reece)
 
 ## 1.2.3
-  - Republish - possible corrupt 1.2.2 build
+
+- Republish - possible corrupt 1.2.2 build
 
 ## 1.2.2
-  - Add `regex_pattern` option. (@vrbaskiz)
-  - Add Python 3.6 support
+
+- Add `regex_pattern` option. (@vrbaskiz)
+- Add Python 3.6 support
 
 ## 1.2.1
-  - Including certain files (e.g. license.md) in sdists via MANIFEST.in (@proinsias)
-  - Relax licensing by moving from BSD to MIT
-  - Add Python 3.5 support
-  - Add more tests
+
+- Including certain files (e.g. license.md) in sdists via MANIFEST.in (@proinsias)
+- Relax licensing by moving from BSD to MIT
+- Add Python 3.5 support
+- Add more tests
 
 ## 1.2.0
 
 Backward incompatible change: (@fabiocaccamo)
 
-  - In version < 1.2.0 all single quotes ( ' ) were removed, and
-    moving forward, >= 1.2.0, they will be replaced with ( - ).
-    Example:
-      <  1.2.0 -- ('C\'est déjà l\'été.' -> "cest-deja-lete")
-      >= 1.2.0 -- ('C\'est déjà l\'été.' -> "c-est-deja-l-ete")
+- In version < 1.2.0 all single quotes ( ' ) were removed, and
+  moving forward, >= 1.2.0, they will be replaced with ( - ).
+  Example:
+  < 1.2.0 -- ('C\'est déjà l\'été.' -> "cest-deja-lete")
+  > = 1.2.0 -- ('C\'est déjà l\'été.' -> "c-est-deja-l-ete")
 
 ## 1.1.4
 
 Bugfix:
 
-  - Add more test cases, dropped `official` support for python 3.2
-
+- Add more test cases, dropped `official` support for python 3.2
 
 ## 1.1.3
 
 Bugfix:
 
-  - Handle unichar in python 3.x
-
+- Handle unichar in python 3.x
 
 ## 1.1.2
 
 Enhancement:
 
-  - Ability to remove `stopwords` from string
-
+- Ability to remove `stopwords` from string
 
 ## 1.0.2
 
 Enhancement:
 
-  - A new PyPI release
-
+- A new PyPI release
 
 ## 1.0.1
 
 Enhancement:
 
-  - Promoting to production grade
-
+- Promoting to production grade
 
 ## 0.1.1
 
 Enhancement:
 
-  - Added option to save word order
-  - Removed 2to3 dependency
-  - Added more tests
-
+- Added option to save word order
+- Removed 2to3 dependency
+- Added more tests
 
 ## 0.1.0
 
 Enhancement:
 
-  - Added more test
-  - Added test for python 3.4
-
+- Added more test
+- Added test for python 3.4
 
 ## 0.0.9
 
 Enhancement:
 
-  - Enable console_scripts
-
+- Enable console_scripts
 
 ## 0.0.8
 
 Enhancement:
 
-  - Move logic out of __init__.py
-  - Added console_scripts (@ekamil)
-  - Updated pep8.sh
-  - Added pypy support
-
+- Move logic out of **init**.py
+- Added console_scripts (@ekamil)
+- Updated pep8.sh
+- Added pypy support
 
 ## 0.0.7
 
 Enhancement:
 
-  - Handle encoding in setup file
-  - Update ReadME, ChangeLog, License files
-
+- Handle encoding in setup file
+- Update ReadME, ChangeLog, License files
 
 ## 0.0.6
 
 Enhancement:
 
-  - Update for smart_truncate
-
+- Update for smart_truncate
 
 ## 0.0.5
 
 Features:
 
-  - Added Python 3.2 and 3.3 support (work by: arthurdarcet@github)
-
+- Added Python 3.2 and 3.3 support (work by: arthurdarcet@github)
 
 ## 0.0.4
 
 Features:
 
-  - Added option to choose non-dash separators (request by: danilodimoia@github)
-
+- Added option to choose non-dash separators (request by: danilodimoia@github)
 
 ## 0.0.3
 
 Features:
 
-  - Added the ability to truncate slugs (request by: juanriaza@github)
-
+- Added the ability to truncate slugs (request by: juanriaza@github)
 
 ## 0.0.2
 
 Enhancement:
 
-  - Incremental update
-
+- Incremental update
 
 ## 0.0.1
 
-  - Initial version
+- Initial version
diff --git a/README.md b/README.md
index 0e0195f..2305794 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,4 @@
-Python Slugify
-====================
+# Python Slugify
 
 **A Python slugify application that handles unicode**.
 
@@ -7,26 +6,29 @@ Python Slugify
 [![version-image]][version-link]
 [![coverage-image]][coverage-link]
 
-Overview
-====================
+# Overview
 
 **Best attempt** to create slugs from unicode strings while keeping it **DRY**.
 
-Notice
-====================
+# Notice
 
-This module, by default installs and uses [text-unidecode](https://github.com/kmike/text-unidecode) *(GPL & Perl Artistic)* for its decoding needs.
+This module, by default installs and uses [text-unidecode](https://github.com/kmike/text-unidecode) _(GPL & Perl Artistic)_ for its decoding needs.
 
-However, there is an alternative decoding package called [Unidecode](https://github.com/avian2/unidecode) *(GPL)*. It can be installed as `python-slugify[unidecode]` for those who prefer it.
+However, there is an alternative decoding package called [Unidecode](https://github.com/avian2/unidecode) _(GPL)_. It can be installed as `python-slugify[unidecode]` for those who prefer it.
+
+### Python Versions & `Official` Support
+
+- Python `2.7` <-> python-slugify `< 5.0.0`
+- Python `3.6+` <-> python-slugify `>= 5.0.0`
+
+# How to install
 
-How to install
-====================
     easy_install python-slugify |OR| easy_install python-slugify[unidecode]
     -- OR --
     pip install python-slugify |OR| pip install python-slugify[unidecode]
 
-Options 
-===================
+# Options
+
 ```python
 def slugify(
     text,
@@ -60,8 +62,7 @@ def slugify(
   """
 ```
 
-How to use
-====================
+# How to use
 
 ```python
 from slugify import slugify
@@ -133,12 +134,10 @@ r = slugify(txt, replacements=[['Ü', 'UE'], ['ü', 'ue']])
 self.assertEqual(r, "ueber-ueber-german-umlaut")
 
 ```
-   
-For more examples, have a look at the [test.py](test.py) file.
 
+For more examples, have a look at the [test.py](test.py) file.
 
-Command Line Options
-====================
+# Command Line Options
 
 With the package, a command line tool called `slugify` is also installed.
 
@@ -150,6 +149,7 @@ The command can take its input directly on the command line or from STDIN (when
 $ echo "Taking input from STDIN" | slugify --stdin
 taking-input-from-stdin
 ```
+
 ```
 $ slugify taking input from the command line
 taking-input-from-the-command-line
@@ -162,9 +162,7 @@ $ slugify --stopwords the in a hurry -- the quick brown fox jumps over the lazy
 quick-brown-fox-jumps-over-lazy-dog
 ```
 
-
-Running the tests
-====================
+# Running the tests
 
 To run the tests against all environments:
 
@@ -174,21 +172,16 @@ To run the tests against the current environment:
 
     python test.py
 
+# Contribution
 
-Contribution
-====================
-
-Please read the ([wiki](https://github.com/un33k/python-slugify/wiki/Python-Slugify-Wiki)) page prior to raising any PRs. 
+Please read the ([wiki](https://github.com/un33k/python-slugify/wiki/Python-Slugify-Wiki)) page prior to raising any PRs.
 
-
-License
-====================
+# License
 
 Released under a ([MIT](LICENSE)) license.
 
+# Version
 
-Version
-====================
 X.Y.Z Version
 
     `MAJOR` version -- when you make incompatible API changes,
@@ -197,18 +190,13 @@ X.Y.Z Version
 
 [status-image]: https://travis-ci.org/un33k/python-slugify.svg?branch=master
 [status-link]: https://travis-ci.org/un33k/python-slugify
-
 [version-image]: https://img.shields.io/pypi/v/python-slugify.svg
 [version-link]: https://pypi.python.org/pypi/python-slugify
-
 [coverage-image]: https://coveralls.io/repos/un33k/python-slugify/badge.svg
 [coverage-link]: https://coveralls.io/r/un33k/python-slugify
-
 [download-image]: https://img.shields.io/pypi/dm/python-slugify.svg
 [download-link]: https://pypi.python.org/pypi/python-slugify
 
-
-Sponsors
-====================
+# Sponsors
 
 [Neekware Inc.](http://neekware.com)
diff --git a/dev.requirements.txt b/dev.requirements.txt
index f87605e..cbc5494 100644
--- a/dev.requirements.txt
+++ b/dev.requirements.txt
@@ -1 +1 @@
-pycodestyle==2.5.0
\ No newline at end of file
+pycodestyle==2.7.0
\ No newline at end of file
diff --git a/setup.py b/setup.py
index 038a85f..07a660c 100755
--- a/setup.py
+++ b/setup.py
@@ -24,10 +24,7 @@
     'License :: OSI Approved :: MIT License',
     'Operating System :: OS Independent',
     'Programming Language :: Python',
-    'Programming Language :: Python :: 2',
-    'Programming Language :: Python :: 2.7',
     'Programming Language :: Python :: 3',
-    'Programming Language :: Python :: 3.5',
     'Programming Language :: Python :: 3.6',
     'Programming Language :: Python :: 3.7',
     'Programming Language :: Python :: 3.8',
@@ -67,7 +64,7 @@ def get_version(package):
     packages=find_packages(exclude=EXCLUDE_FROM_PACKAGES),
     install_requires=install_requires,
     extras_require=extras_require,
-    python_requires='>=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*',
+    python_requires='!=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*',
     classifiers=classifiers,
     entry_points={'console_scripts': ['slugify=slugify.__main__:main']},
 )
diff --git a/slugify/__init__.py b/slugify/__init__.py
index d69e2ed..3a11fd2 100644
--- a/slugify/__init__.py
+++ b/slugify/__init__.py
@@ -4,4 +4,4 @@
 
 __author__ = 'Val Neekman @ Neekware Inc. [@vneekman]'
 __description__ = 'A Python slugify application that also handles Unicode'
-__version__ = '4.0.1'
+__version__ = '5.0.0'
diff --git a/slugify/__main__.py b/slugify/__main__.py
index a11989b..f815206 100644
--- a/slugify/__main__.py
+++ b/slugify/__main__.py
@@ -6,7 +6,7 @@
 
 
 def parse_args(argv):
-    parser = argparse.ArgumentParser(description="Sluggify string")
+    parser = argparse.ArgumentParser(description="Slug string")
 
     input_group = parser.add_argument_group(description="Input")
     input_group.add_argument("input_string", nargs='*',
diff --git a/tox.ini b/tox.ini
index d189cbd..c200c2a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py{39,38,37,36,35,27},pypy,pypy3
+envlist = py{39,38,37,36,35},pypy3
 
 [testenv]
 deps=