Update README.md

Author: ilyabo

README.md

@@ -5,7 +5,7 @@ It produces an interactive flow map representing numbers of movements between lo
 
 ![image](https://user-images.githubusercontent.com/351828/86061814-bb993800-ba67-11ea-9e76-90a75f813327.png)
 
-As an alternative, you may also consider using R to populate a spreadsheet for publishing a flow map on [Flowmap.blue](http://flowmap.blue)
+As an alternative, you may also consider using R to populate a spreadsheet for publishing on [Flowmap.blue](http://flowmap.blue)
 as described in this [excellent blog post](https://doodles.mountainmath.ca/blog/2020/01/06/flow-maps/).
 
 ### Installation