diff --git a/README.md b/README.md
index f52b75d..1ce1a29 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@ Code for Pat's dissertation.
 ## sorter.rb usage
 ### Options
 sorter.rb takes the following options:
+
 | option          | usage                                              | 
 | -f, --file      | the name of the input file                         |
 | -b, --bin-file  | the name of the bin csv file                       |