diff --git a/src/languages/postcss.md b/src/languages/postcss.md
index 99e221904..384ee2e02 100644
--- a/src/languages/postcss.md
+++ b/src/languages/postcss.md
@@ -31,6 +31,21 @@ There are two ways to enable CSS modules:
 {% samplefile ".postcssrc" %}
 
 ```json/1
+{
+  "modules": true
+}
+```
+
+{% endsamplefile %}
+{% endsample %}
+
+To change [postcss-modules options](https://github.com/css-modules/postcss-modules#usage), pass them via `plugins`:
+
+
+{% sample %}
+{% samplefile ".postcssrc" %}
+
+```json/4
 {
   "modules": true,
   "plugins": {