diff --git a/.travis.yml b/.travis.yml
index 24cfd52..3ad7674 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,7 @@ install:
     - pip install scrutinizer-ocular
 script:
     - make test
+    - make docs
 after_script:
     - coveralls
     - ocular
diff --git a/requirements.txt b/requirements.txt
index 638817c..d974099 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,3 +10,4 @@ PyYAML==3.11
 requests==2.9.1
 vcrpy==1.7.4
 vdf==2.0
+sphinx==1.3.5