diff --git a/Makefile b/Makefile
index b411326..312bd5e 100644
--- a/Makefile
+++ b/Makefile
@@ -15,13 +15,12 @@
 	-find . -type f -name '*.py[co]' -delete -o -type d -name __pycache__ -delete
 .PHONY: clean
 
-sdist: clean ## Build an sdist file
-	python setup.py sdist
+build: clean ## Build an sdist and wheel
+	python setup.py sdist bdist_wheel
 .PHONY: sdist
 
-upload: clean ## Upload an sdist file
-	python setup.py sdist upload
-	python setup.py bdist_wheel upload
+upload: ## Upload our sdist and wheel
+	twine upload dist/*
 .PHONY: release
 
 test: ## Run tests
diff --git a/README.rst b/README.rst
index 76e76a8..6e18167 100644
--- a/README.rst
+++ b/README.rst
@@ -15,7 +15,7 @@
 Source code & Development:
     https://github.com/tartley/colorama
 Colorama for Enterprise:
-    https://github.com/tartley/colorama/ENTERPRISE.md
+    https://github.com/tartley/colorama/blob/master/ENTERPRISE.md
 
 Description
 ===========
diff --git a/colorama/__init__.py b/colorama/__init__.py
index 2a3bf47..34c263c 100644
--- a/colorama/__init__.py
+++ b/colorama/__init__.py
@@ -3,4 +3,4 @@
 from .ansi import Fore, Back, Style, Cursor
 from .ansitowin32 import AnsiToWin32
 
-__version__ = '0.4.1'
+__version__ = '0.4.3'
diff --git a/requirements-dev.txt b/requirements-dev.txt
index b2dd3e1..21bc393 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,2 +1,3 @@
 mock>=1.0.1
+twine>=3.1.1
 -e .