diff --git a/requirements-to-freeze.txt b/requirements-to-freeze.txt
index 7dc46a32..e8b9e354 100644
--- a/requirements-to-freeze.txt
+++ b/requirements-to-freeze.txt
@@ -1,3 +1,4 @@
 pytest
 pytest-cov
-pytest-httpbin
\ No newline at end of file
+pytest-httpbin
+sphinx
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index f41e8aa1..3d29de0c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,14 +1,22 @@
+alabaster==0.7.7
+Babel==2.2.0
 coverage==4.0.3
 decorator==4.0.9
+docutils==0.12
 Flask==0.10.1
 httpbin==0.4.1
 itsdangerous==0.24
 Jinja2==2.8
 MarkupSafe==0.23
 py==1.4.31
+Pygments==2.1.1
 pytest==2.8.7
 pytest-cov==2.2.1
 pytest-httpbin==0.2.0
+pytz==2015.7
 six==1.10.0
+snowballstemmer==1.2.1
+Sphinx==1.3.5
+sphinx-rtd-theme==0.1.9
 Werkzeug==0.11.4
 wheel==0.29.0