diff --git a/pinaxcon/settings.py b/pinaxcon/settings.py
index 5b8ea59ecbfc9e1df66a84047c8a55cf703518fb..0ed05d4b5539e3362bd663ebdc567d0907e50d07 100644
--- a/pinaxcon/settings.py
+++ b/pinaxcon/settings.py
@@ -143,6 +143,7 @@ INSTALLED_APPS = [
     "pinax.boxes",
     "pinax.eventlog",
     "pinax.pages",
+    "markdown_deux",
 
     # symposion
     "symposion",