diff --git a/doc/demographic_functions.md b/doc/demographic_functions.md
index 51fd9c7..73084a6 100644
--- a/doc/demographic_functions.md
+++ b/doc/demographic_functions.md
@@ -12,7 +12,6 @@ Fields returned include information about income, education, transportation, rac
 
 Name | Description | Example Values
 --- | --- | ---
-username | The username of your CartoDB account where the Data Observatory has been enabled  | `username`
 point geometry | A point geometry. You can use the helper function, `CDB_LatLng` to quickly generate one from latitude and longitude | `CDB_LatLng(40.760410,-73.964242)`
 
 ### Returns