diff --git a/tableau_documents/tableau_datasource.py b/tableau_documents/tableau_datasource.py
index 0a558b8..11073a5 100644
--- a/tableau_documents/tableau_datasource.py
+++ b/tableau_documents/tableau_datasource.py
@@ -386,7 +386,12 @@ def save_file(self, filename_no_extension, save_to_directory=None):
             # Write the XML header line
             lh.write(u"<?xml version='1.0' encoding='utf-8' ?>\n\n")
             # Write the datasource XML itself
-            lh.write(self.get_datasource_xml())
+            ds_string = self.get_datasource_xml()
+            if type(ds_string, u'bytes'):
+                final_string = ds_string.decode(u'utf-8')
+            else:
+                final_string = ds_string
+            lh.write(final_string)
             lh.close()
 
             # Handle all of this in the TableauFile object now