diff --git a/Installation.md b/Installation.md
index 15edd0f..8d0418b 100644
--- a/Installation.md
+++ b/Installation.md
@@ -17,7 +17,8 @@ Be sure to close and re-open KCC so it sees the updated PATH.
 ### Mac
 with [Homebrew](https://brew.sh/) installed
 ```
-$ brew install p7zip
+brew install p7zip
+brew install unar
 ```
 
 ## Kindlegen