diff --git a/README.md b/README.md
index 01483b4..168e55a 100644
--- a/README.md
+++ b/README.md
@@ -5,14 +5,14 @@ This repo does mCSM analysis using Python, bash and R.
 
 Requires an additional 'Data' directory. Batteries not included.
 
-    # Assumptions
+## Assumptions
 
  1. git repos are cloned to `~/git`
  2. Requires a `Data/` in `~/git` which has the struc created by `mk-drug-dirs.sh` 
 
 ## LSHTM\_analysis: 
  
- subdirs
+subdirs within this repo
 
  meta\_data\_analysis/
  	*.R
diff --git a/mk-drug-dirs.sh b/mk_drug_dirs.sh
similarity index 100%
rename from mk-drug-dirs.sh
rename to mk_drug_dirs.sh