diff --git a/Casks/josm.rb b/Casks/josm.rb
index e6d56ec1de6..de37c45ae13 100644
--- a/Casks/josm.rb
+++ b/Casks/josm.rb
@@ -1,21 +1,21 @@
-cask 'josm' do
-  version '16731'
-  sha256 '899baba57f84137f40755478eeddd4b509473169f7dbc497753244ad8dc78cc6'
+cask "josm" do
+  version "16731"
+  sha256 "899baba57f84137f40755478eeddd4b509473169f7dbc497753244ad8dc78cc6"
 
   url "https://josm.openstreetmap.de/download/macosx/josm-macosx-#{version}.zip"
-  appcast 'https://josm.openstreetmap.de/'
-  name 'JOSM'
-  homepage 'https://josm.openstreetmap.de/'
+  appcast "https://josm.openstreetmap.de/"
+  name "JOSM"
+  homepage "https://josm.openstreetmap.de/"
 
-  app 'JOSM.app'
+  app "JOSM.app"
 
   zap trash: [
-               '~/Library/Preferences/JOSM',
-               '~/Library/Caches/JOSM',
-               '~/Library/JOSM',
-             ]
+    "~/Library/Preferences/JOSM",
+    "~/Library/Caches/JOSM",
+    "~/Library/JOSM",
+  ]
 
   caveats do
-    depends_on_java '8+'
+    depends_on_java "8+"
   end
 end