diff --git a/.travis.yml b/.travis.yml
index 18166dd..f33ca92 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,7 @@
 sudo: false
 language: python
 conditions: v1
+python: 3.6
 
 # There are two accounts made specifically for Travis, and the passwords are really only encrypted for obscurity
 # The global env variables `client1_email`, `client1_password`, `client2_email`, `client2_password` and `group_id`
@@ -8,9 +9,9 @@ conditions: v1
 
 # The tests are run with `Limit concurrent jobs = 1`, since the tests can't use the clients simultaneously
 
-install:
-  - pip install -U -r requirements.txt
-  - pip install -U -r dev-requirements.txt
+before_install: pip install flit
+# Use `--deps production` so that we don't install unnecessary dependencies
+install: flit install --deps production --extras test
 
 cache:
   pip: true
@@ -28,63 +29,62 @@ jobs:
     # and in `tests.utils.load_client`, we need 6 new sessions per branch. This is usually the point where Facebook
     # starts complaining, and we have to manually fix it
 
+    # Run online tests in all the supported python versions
     - &test-online
       if: (branch = master OR tag IS present) AND type != pull_request
       stage: online tests
       script: scripts/travis-online
-
-    # Run online tests in all the supported python versions
+    - <<: *test-online
       python: 2.7
+      before_install:
+      - sudo apt-get -y install python3-pip python3-setuptools
+      - sudo pip3 install flit
+      install: flit install --python python --deps production --extras test
     - <<: *test-online
       python: 3.4
     - <<: *test-online
       python: 3.5
     - <<: *test-online
-      python: 3.6
-    - <<: *test-online
-      python: pypy
+      python: pypy3.5
 
     # Run the expensive tests, with the python version most likely to break, aka. 2
     - <<: *test-online
       # Only run if the commit message includes [ci all] or [all ci]
       if: commit_message =~ /\[ci\s+all\]|\[all\s+ci\]/
       python: 2.7
+      before_install:
+      - sudo apt-get -y install python3-pip python3-setuptools
+      - sudo pip3 install flit
+      install: flit install --python python --deps production --extras test
       env: PYTEST_ADDOPTS='-m expensive'
 
+    # Run offline tests in all the supported python versions
     - &test-offline
       # Ideally, it'd be nice to run the offline tests in every build, but since we can't run jobs concurrently (yet),
       # we'll disable them when they're not needed, and include them inside the online tests instead
       if: not ((branch = master OR tag IS present) AND type != pull_request)
       stage: offline tests
       script: scripts/travis-offline
-
-    # Run offline tests in all the supported python versions
+    - <<: *test-offline
       python: 2.7
+      before_install:
+      - sudo apt-get -y install python3-pip python3-setuptools
+      - sudo pip3 install flit
+      install: flit install --python python --deps production --extras test
     - <<: *test-offline
       python: 3.4
     - <<: *test-offline
       python: 3.5
     - <<: *test-offline
-      python: 3.6
-    - <<: *test-offline
-      python: 3.6
-    - <<: *test-offline
-      python: pypy
+      python: pypy3.5
 
-    # Deploy to PyPI
-    - &deploy
-      stage: deploy
-      if: branch = master AND tag IS present
+    - stage: deploy
+      name: PyPI
+      if: tag IS present
       install: skip
+      script: skip
       deploy:
-        provider: pypi
-        user: madsmtm
-        password:
-          secure: "VA0MLSrwIW/T2KjMwjLZCzrLHw8pJT6tAvb48t7qpBdm8x192hax61pz1TaBZoJvlzyBPFKvluftuclTc7yEFwzXe7Gjqgd/ODKZl/wXDr36hQ7BBOLPZujdwmWLvTzMh3eJZlvkgcLCzrvK3j2oW8cM/+FZeVi/5/FhVuJ4ofs="
-        distributions: sdist bdist_wheel
-        skip_existing: true
-
-    # We need the bdist_wheels from both Python 2 and 3
-      python: 3.6
-    - <<: *deploy
-      python: 2.7
+        provider: script
+        script: flit publish
+        on:
+          tags: true
diff --git a/MANIFEST.in b/MANIFEST.in
deleted file mode 100644
index 57c2977..0000000
--- a/MANIFEST.in
+++ /dev/null
@@ -1,3 +0,0 @@
-include LICENSE
-include CONTRIBUTING.rst
-include README.rst
diff --git a/README.rst b/README.rst
index 718a7f3..88aced4 100644
--- a/README.rst
+++ b/README.rst
@@ -27,17 +27,18 @@ or jump right into the code by viewing the `examples <https://github.com/carpedm
 
 Installation:
 
-.. code-block:: console
+.. code-block::
 
     $ pip install fbchat
 
-You can also install from source, by using `setuptools` (You need at least version 30.3.0):
+You can also install from source, by using `flit`:
 
-.. code-block:: console
+.. code-block::
 
+    $ pip install flit
     $ git clone https://github.com/carpedm20/fbchat.git
     $ cd fbchat
-    $ python setup.py install
+    $ flit install
 
 
 Maintainer
diff --git a/dev-requirements.txt b/dev-requirements.txt
deleted file mode 100644
index 9f73302..0000000
--- a/dev-requirements.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-pytest
-six
diff --git a/fbchat/__init__.py b/fbchat/__init__.py
index 0bce428..761a08a 100644
--- a/fbchat/__init__.py
+++ b/fbchat/__init__.py
@@ -1,13 +1,8 @@
 # -*- coding: UTF-8 -*-
+"""Facebook Chat (Messenger) for Python
 
-"""
-    fbchat
-    ~~~~~~
-
-    Facebook Chat (Messenger) for Python
-
-    :copyright: (c) 2015 - 2018 by Taehoon Kim
-    :license: BSD 3-Clause, see LICENSE for more details.
+:copyright: (c) 2015 - 2019 by Taehoon Kim
+:license: BSD 3-Clause, see LICENSE for more details.
 """
 
 from __future__ import unicode_literals
@@ -18,7 +13,7 @@ __title__ = 'fbchat'
 __version__ = '1.5.0'
 __description__ = 'Facebook Chat (Messenger) for Python'
 
-__copyright__ = 'Copyright 2015 - 2018 by Taehoon Kim'
+__copyright__ = 'Copyright 2015 - 2019 by Taehoon Kim'
 __license__ = 'BSD 3-Clause'
 
 __author__ = 'Taehoon Kim; Moreels Pieter-Jan; Mads Marquart'
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..929a534
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,52 @@
+[build-system]
+requires = ["flit"]
+build-backend = "flit.buildapi"
+
+[tool.flit.metadata]
+module = "fbchat"
+author = "Taehoon Kim"
+author-email = "carpedm20@gmail.com"
+maintainer = "Mads Marquart"
+maintainer-email = "madsmtm@gmail.com"
+home-page = "https://github.com/carpedm20/fbchat/"
+requires = [
+    "aenum",
+    "requests",
+    "beautifulsoup4",
+]
+description-file = "README.rst"
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Intended Audience :: Developers",
+    "Intended Audience :: Information Technology",
+    "License :: OSI Approved :: BSD License",
+    "Operating System :: OS Independent",
+    "Natural Language :: English",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 2.7",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.4",
+    "Programming Language :: Python :: 3.5",
+    "Programming Language :: Python :: 3.6",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: Implementation :: CPython",
+    "Programming Language :: Python :: Implementation :: PyPy",
+    "Topic :: Communications :: Chat",
+    "Topic :: Internet :: WWW/HTTP",
+    "Topic :: Internet :: WWW/HTTP :: Dynamic Content",
+    "Topic :: Software Development :: Libraries",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+]
+requires-python = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, <4.0"
+keywords = "Facebook FB Messenger Library Chat Api Bot"
+license = "BSD 3-Clause"
+
+[tool.flit.metadata.urls]
+Documentation = "https://fbchat.readthedocs.io/"
+Repository = "https://github.com/carpedm20/fbchat/"
+
+[tool.flit.metadata.requires-extra]
+test = [
+    "pytest~=4.0",
+    "six",
+]
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 40ce5a1..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-requests
-beautifulsoup4
-aenum
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 45cdd3b..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,48 +0,0 @@
-[metadata]
-name = fbchat
-version = attr: fbchat.__version__
-license = BSD 3-Clause
-license_file = LICENSE
-
-author = Taehoon Kim
-author_email = carpedm20@gmail.com
-maintainer = Mads Marquart
-maintainer_email = madsmtm@gmail.com
-
-description = Facebook Chat (Messenger) for Python
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-
-keywords = Facebook FB Messenger Chat Api Bot
-classifiers =
-    Development Status :: 3 - Alpha
-    Intended Audience :: Developers
-    Intended Audience :: Information Technology
-    License :: OSI Approved :: BSD License
-    Operating System :: OS Independent
-    Natural Language :: English
-    Programming Language :: Python
-    Programming Language :: Python :: 2.7
-    Programming Language :: Python :: 3.4
-    Programming Language :: Python :: 3.5
-    Programming Language :: Python :: 3.6
-    Programming Language :: Python :: Implementation :: CPython
-    Programming Language :: Python :: Implementation :: PyPy
-    Topic :: Communications :: Chat
-    Topic :: Internet :: WWW/HTTP :: Dynamic Content
-    Topic :: Software Development :: Libraries :: Python Modules
-
-url = https://github.com/carpedm20/fbchat/
-project_urls =
-    Documentation = https://fbchat.readthedocs.io/
-    Repository = https://github.com/carpedm20/fbchat/
-
-[options]
-zip_safe = True
-include_package_data = True
-packages = find:
-python_requires = >=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, <4.0
-install_requires =
-    aenum
-    requests
-    beautifulsoup4
diff --git a/setup.py b/setup.py
deleted file mode 100755
index 3216505..0000000
--- a/setup.py
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: UTF-8 -*-
-
-from __future__ import unicode_literals
-
-from setuptools import setup
-
-setup()