diff --git a/.travis.yml b/.travis.yml
index 823c1172..ea134da4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ python:
 install:
     - pip install nose unittest2 mock --use-mirrors
     - pip install . --use-mirrors
+    - pip install Markdown
 script: nosetests -s tests
 notifications:
     irc:
diff --git a/dev_requirements.txt b/dev_requirements.txt
index c7f53682..e1a15a3f 100644
--- a/dev_requirements.txt
+++ b/dev_requirements.txt
@@ -5,3 +5,4 @@ feedgenerator
 unittest2
 pytz
 mock
+Markdown
diff --git a/tox.ini b/tox.ini
index e1ca32f2..2cba1472 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,3 +11,4 @@ deps =
     feedgenerator
     unittest2
     mock
+    Markdown