diff --git a/lib/command.js b/command.js
similarity index 100%
rename from lib/command.js
rename to command.js
diff --git a/customizable-shortcuts.xpi b/customizable-shortcuts.xpi
deleted file mode 100644
index 6963f80..0000000
Binary files a/customizable-shortcuts.xpi and /dev/null differ
diff --git a/customizable-shortcuts@timtaubert.de-0.9.5.xpi b/customizable-shortcuts@timtaubert.de-0.9.5.xpi
new file mode 100644
index 0000000..73a60a5
Binary files /dev/null and b/customizable-shortcuts@timtaubert.de-0.9.5.xpi differ
diff --git a/lib/hotkeys.js b/hotkeys.js
similarity index 100%
rename from lib/hotkeys.js
rename to hotkeys.js
diff --git a/lib/main.js b/index.js
similarity index 100%
rename from lib/main.js
rename to index.js
diff --git a/package.json b/package.json
index 1541665..4377383 100644
--- a/package.json
+++ b/package.json
@@ -7,5 +7,6 @@
   "fullName": "Customizable Shortcuts",
   "id": "customizable-shortcuts@timtaubert.de",
   "description": "Allows to easily change most of the existing shortcuts in Firefox",
-  "permissions": {"private-browsing": true}
+  "permissions": {"private-browsing": true, "multiprocess": true},
+  "engines": {"firefox": ">=38.0a1"}
 }