diff --git a/lib/theme_template/README.md.erb b/lib/theme_template/README.md.erb
index 1b2d04b2..71cf29d3 100644
--- a/lib/theme_template/README.md.erb
+++ b/lib/theme_template/README.md.erb
@@ -12,7 +12,7 @@ Add this line to your Jekyll site's Gemfile:
 gem <%= theme_name.inspect %>
 ```
 
-And add this line to your Jekyll site's _config.yml:
+And add this line to your Jekyll site's `_config.yml`:
 
 ```yaml
 theme: <%= theme_name %>