diff --git a/prolefeeder.py b/prolefeeder.py
index 61a1cc7..9bf9566 100644
--- a/prolefeeder.py
+++ b/prolefeeder.py
@@ -85,11 +85,13 @@ def prepare_download(form):
         raise ValueError('Could not find start file')
     sources = sources[start_index:]
 
+    # Super lazy: Limit to 5 source files input
+    sources = sources[:5]
+
     # Seek into the first file
     ss = (form.start_time.data - sources[0]['start_time']).total_seconds()
 
     # Let ffmpeg do the rest of the job
-    # XXX Necessary to limit the concat files?
     output_filename = '{}_{}.mp3'.format(form.start_time.data, form.length.data)
 
     c = ['ffmpeg', '-y']