diff --git a/README.md b/README.md
index b89782d..2d50fbc 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ elements or attributes.
 modstool /path/to/a/directory/containing/mets_files
 ~~~
 
-~~
+~~~
 alto4pandas /path/to/a/directory/full/of/alto_files
 ~~~