diff --git a/ansible/roles/osx/vars/main.yml b/ansible/roles/osx/vars/main.yml
index 086bca3..728f123 100644
--- a/ansible/roles/osx/vars/main.yml
+++ b/ansible/roles/osx/vars/main.yml
@@ -14,6 +14,7 @@ formulae:
 casks:
   - adium
   - alfred
+  - bittorrent-sync
   - black-ink
   - dropbox
   - google-chrome