diff --git a/README.md b/README.md
index 4b780e5..1ecb8b4 100644
--- a/README.md
+++ b/README.md
@@ -33,12 +33,20 @@ be found in the [user guide].
 ### 1. Setup
 
 
-Install Gin:
+Install Gin with pip:
 
 ```shell
 pip install gin-config
 ```
 
+Install Gin from source:
+
+```shell
+git clone https://github.com/google/gin-config
+cd gin-config
+python -m setup.py install
+```
+
 Import Gin (without TensorFlow functionality):
 
 ```python
diff --git a/docs/walkthrough.md b/docs/walkthrough.md
index 4b780e5..1ecb8b4 100644
--- a/docs/walkthrough.md
+++ b/docs/walkthrough.md
@@ -33,12 +33,20 @@ be found in the [user guide].
 ### 1. Setup
 
 
-Install Gin:
+Install Gin with pip:
 
 ```shell
 pip install gin-config
 ```
 
+Install Gin from source:
+
+```shell
+git clone https://github.com/google/gin-config
+cd gin-config
+python -m setup.py install
+```
+
 Import Gin (without TensorFlow functionality):
 
 ```python
diff --git a/gin/__init__.py b/gin/__init__.py
index 05d9677..829bf12 100644
--- a/gin/__init__.py
+++ b/gin/__init__.py
@@ -14,6 +14,7 @@
 # limitations under the License.
 
 """Init file for Gin."""
+__version__ = '0.1.1'
 
 from gin.config import bind_parameter
 from gin.config import clear_config
diff --git a/setup.py b/setup.py
index e8e1a92..02ca6e8 100644
--- a/setup.py
+++ b/setup.py
@@ -23,6 +23,7 @@
 
 import codecs
 from os import path
+import gin
 from setuptools import find_packages
 from setuptools import setup
 
@@ -32,18 +33,20 @@
 with codecs.open(path.join(here, 'README.md'), encoding='utf-8') as f:
   long_description = f.read()
 
+install_requires = ['six >= 1.10.0', 'enum34;python_version<"3.4"']
+test_requirements = ['six >= 1.10.0', 'absl-py >= 0.1.6']
 
 setup(
     name='gin-config',
-    version='0.1',
+    version=gin.__version__,
     include_package_data=True,
     packages=find_packages(exclude=['docs']),  # Required
     package_data={'testdata': ['testdata/*.gin']},
-    install_requires=['six >= 1.10.0'],
+    install_requires=install_requires,
     extras_require={  # Optional
         'tf': ['tensorflow >= 1.6'],
     },
-    tests_require=['six >= 1.10.0', 'absl-py >= 0.1.6'],
+    tests_require=test_requirements,
     description='Gin-config: a lightweight configuration library for Python',
     long_description=long_description,
     url='https://github.com/google/gin-config',  # Optional