diff --git a/Casks/tinderbox.rb b/Casks/tinderbox.rb
index c5f9f51f2a8..b8a260ada57 100644
--- a/Casks/tinderbox.rb
+++ b/Casks/tinderbox.rb
@@ -4,8 +4,8 @@ cask 'tinderbox' do
     sha256 '765a6245d25f9c2185802f36caa1f620f276637b884260fffa74bf639670e211'
     app 'TinderboxSix.app'
   else
-    version '8.5.1'
-    sha256 'c0b796268f9a60ad3b467a8e98a1afa6f34e5517ce8c50e4304b018ecc3f2246'
+    version '8.6.0'
+    sha256 'de4c585fd92dba0320a6ef42faf10cf32eee25e02ac3e682f60fce8b8588d8b8'
     app "Tinderbox #{version.major}.app"
   end