diff --git a/site/docs/migrations.md b/site/docs/migrations.md
index f3e7ca01..e8acc4f9 100644
--- a/site/docs/migrations.md
+++ b/site/docs/migrations.md
@@ -21,7 +21,7 @@ you need to do is install the gem, and they will become available as part of
 Jekyll's standard command line interface.
 
 {% highlight bash %}
-$ gem install jekyll-import [--pre]
+$ gem install jekyll-import --pre
 {% endhighlight %}
 
 You should now be all set to run the importers below. If you ever get stuck, you