diff --git a/site/_docs/themes.md b/site/_docs/themes.md
index b4a98194..db12e692 100644
--- a/site/_docs/themes.md
+++ b/site/_docs/themes.md
@@ -36,7 +36,7 @@ Refer to your selected theme's documentation and source repository for more info
 
 ## Creating a theme
 
-Jekyll themes are distributed as Ruby gems. Don't worry Jekyll will help you scaffold a new theme with the `new-theme` command. Just run `jekyll new-theme` with the theme name as an argument:
+Jekyll themes are distributed as Ruby gems. Don't worry, Jekyll will help you scaffold a new theme with the `new-theme` command. Just run `jekyll new-theme` with the theme name as an argument:
 
 {% highlight shell %}
 jekyll new-theme my-awesome-theme