diff --git a/visualize.Rmd b/visualize.Rmd
index cc6e21f..30a680f 100644
--- a/visualize.Rmd
+++ b/visualize.Rmd
@@ -541,7 +541,7 @@ This works because every geom has a default stat; and every stat has a default g
       )
     ```
     
-ggplot2 provides over 20 stats for you to use. Each stat is a function, so you can get help in usual way, e.g. `?stat_bin`. To see a complete list of stats, try the ggplot2 cheatsheet.
+ggplot2 provides over 20 stats for you to use. Each stat is a function, so you can get help in the usual way, e.g. `?stat_bin`. To see a complete list of stats, try the ggplot2 cheatsheet.
 
 ### Exercises