diff --git a/requirements.txt b/requirements.txt
index ce7d056..b4edfc0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,13 +1,38 @@
-python-dateutil>=1.5,<2.5
-requests-oauthlib>=0.6.1,<1.1
-mock>=1.0,<1.4
-coverage>=3.7,<4.0
-Sphinx>=1.2,<1.4
-cherrypy>=3.7,<3.9
-tox>=1.8,<2.2
-httplib2>=0.9.2
+alabaster==0.7.10
+Babel==2.4.0
+certifi==2017.4.17
+chardet==3.0.3
+CherryPy==3.8.2
+configparser==3.5.0
+coverage==3.7.1
+docutils==0.13.1
 fitbit==0.2.2
-google_api_python_client>=1.5.1
-configparser>=3.5.0
-parsedatetime>=2.1
-oauth2client>=3.0,<4.0
+future==0.16.0
+google-api-python-client==1.6.2
+httplib2==0.10.3
+idna==2.5
+Jinja2==2.9.6
+MarkupSafe==1.0
+mock==1.3.0
+oauth2client==3.0.0
+oauthlib==2.0.2
+parsedatetime==2.4
+pbr==3.0.1
+pluggy==0.3.1
+py==1.4.33
+pyasn1==0.2.3
+pyasn1-modules==0.0.8
+Pygments==2.2.0
+python-dateutil==2.4.2
+pytz==2017.2
+requests==2.17.3
+requests-oauthlib==0.8.0
+rsa==3.4.2
+six==1.10.0
+snowballstemmer==1.2.1
+Sphinx==1.3.6
+sphinx-rtd-theme==0.2.4
+tox==2.1.1
+uritemplate==3.0.0
+urllib3==1.21.1
+virtualenv==15.1.0