diff --git a/paper.md b/paper.md
index 5ddd8047f3b233ee5b63dd78941911de38caa8aa..046ab01fd69422c8984282bf042abd2bbdd8a368 100644
--- a/paper.md
+++ b/paper.md
@@ -16,6 +16,7 @@ authors:
     affiliation: Science The Earth; Mesa, AZ 85201, USA
     
 date: 20 October 2019
+
 bibliography: paper.bib
 
 ## Summary