diff --git a/Mac.md b/Mac.md
index 9a2b188..6b5a99e 100644
--- a/Mac.md
+++ b/Mac.md
@@ -14,4 +14,10 @@ If you don't have brew, then you can install it with this command below:
 bash <(curl -s https://statping.com/install.sh)
 ```
 
-Once you've installed it, checkout which version you have by running `statping version`.
\ No newline at end of file
+Once you've installed it, checkout which version you have by running `statping version`.
+
+# Compiling SCSS for Custom Theme
+Statping requires `sass` to be installed to the local machine to compile SCSS into CSS if you want to use the Custom Theme features. 
+
+- Node: `npm install sass -g`
+- Ruby: `gem install sass`