diff --git a/README.md b/README.md
index c5d56ef..845746e 100644
--- a/README.md
+++ b/README.md
@@ -3,4 +3,6 @@
 
 Parses Australian Parliament member data from http://data.openaustralia.org into Pandas DataFrames.
 
+Brought to you by the [Sydney Informatics Hub](http://informatics.sydney.edu.au)
+
 This is also a scraper that runs on [Morph](https://morph.io). To get started [see the documentation](https://morph.io/documentation)
diff --git a/scraper.py b/scraper.py
index b393675..da4485b 100644
--- a/scraper.py
+++ b/scraper.py
@@ -3,7 +3,6 @@
 
 
 df = openaustraliamembers.OpenAustraliaMembers().offices().reset_index()
-df = df.fillna(None)
 df.todate = df.todate.astype(str)
 df.fromdate = df.fromdate.astype(str)
 scraperwiki.sqlite.save(unique_keys=['office_id'],