diff --git a/libs/ardour/source_factory.cc b/libs/ardour/source_factory.cc
index 5237a6b199..629e934ced 100644
--- a/libs/ardour/source_factory.cc
+++ b/libs/ardour/source_factory.cc
@@ -351,9 +351,7 @@ SourceFactory::createWritable (DataType type, Session& s, const std::string& pat
 		// XXX writable flags should belong to MidiSource too
 		try {
 			boost::shared_ptr<SMFSource> src (new SMFSource (s, path, SndFileSource::default_writable_flags));
-
 			assert (src->writable ());
-
 			BOOST_MARK_SOURCE (src);
 
 			// no analysis data - this is a new file