diff --git a/letsencrypt/__init__.py b/letsencrypt/__init__.py
index e59dedeac..1155a5b0c 100644
--- a/letsencrypt/__init__.py
+++ b/letsencrypt/__init__.py
@@ -1,4 +1,4 @@
 """Let's Encrypt client."""
 
 # version number like 1.2.3a0, must have at least 2 parts, like 1.2
-__version__ = "0.1.0.dev0"
+__version__ = '0.1.0.dev0'
diff --git a/letshelp-letsencrypt/setup.py b/letshelp-letsencrypt/setup.py
index e68813083..9291b101d 100644
--- a/letshelp-letsencrypt/setup.py
+++ b/letshelp-letsencrypt/setup.py
@@ -4,24 +4,24 @@ from setuptools import setup
 from setuptools import find_packages
 
 
-version = "0.1.0.dev0"
+version = '0.1.0.dev0'
 
 install_requires = [
-    "setuptools",  # pkg_resources
+    'setuptools',  # pkg_resources
 ]
 if sys.version_info < (2, 7):
-    install_requires.append("mock<1.1.0")
+    install_requires.append('mock<1.1.0')
 else:
-    install_requires.append("mock")
+    install_requires.append('mock')
 
 setup(
-    name="letshelp-letsencrypt",
+    name='letshelp-letsencrypt',
     version=version,
     description="Let's help Let's Encrypt client",
     url='https://github.com/letsencrypt/letsencrypt',
     author="Let's Encrypt Project",
     author_email='client-dev@letsencrypt.org',
-    license="Apache License 2.0",
+    license='Apache License 2.0',
     classifiers=[
         'Development Status :: 3 - Alpha',
         'Intended Audience :: System Administrators',
@@ -41,8 +41,8 @@ setup(
     packages=find_packages(),
     install_requires=install_requires,
     entry_points={
-        "console_scripts": [
-            "letshelp-letsencrypt-apache = letshelp_letsencrypt.apache:main",
+        'console_scripts': [
+            'letshelp-letsencrypt-apache = letshelp_letsencrypt.apache:main',
         ],
     },
     include_package_data=True,
diff --git a/setup.py b/setup.py
index 3076d76b5..b1b0213b6 100644
--- a/setup.py
+++ b/setup.py
@@ -24,7 +24,7 @@ here = os.path.abspath(os.path.dirname(__file__))
 
 # read version number (and other metadata) from package init
 init_fn = os.path.join(here, 'letsencrypt', '__init__.py')
-meta = dict(re.findall(r"""__([a-z]+)__ = "([^"]+)""", read_file(init_fn)))
+meta = dict(re.findall(r"""__([a-z]+)__ = '([^']+)""", read_file(init_fn)))
 
 readme = read_file(os.path.join(here, 'README.rst'))
 changes = read_file(os.path.join(here, 'CHANGES.rst'))