diff --git a/8Bitsy.dsk b/8Bitsy.dsk
index 75ecea2..52c2efe 100644
Binary files a/8Bitsy.dsk and b/8Bitsy.dsk differ
diff --git a/game/game.json b/bitsy/game.json
similarity index 100%
rename from game/game.json
rename to bitsy/game.json
diff --git a/game/files.fnl b/game/files.fnl
index f1fdf6e..c7900b1 100644
--- a/game/files.fnl
+++ b/game/files.fnl
@@ -4,8 +4,7 @@
 
 (local files (util.hot-table ...))
 
-(local filename "game/game.json")
-
+(local default-filename "bitsy/game.json")
 
 (local encoded-tile-fields [:gfx :mask])
 (fn convert [tile field method]
@@ -42,21 +41,24 @@
     :table (lume.clone v)
     _ v))
 
-(fn files.load []
+(fn filename [] (or files.filename default-filename))
+(fn files.load [?filename]
+  (when ?filename (set files.filename ?filename))
   (set files.game
-       (if (util.file-exists filename)
-         (let [game (util.readjson filename)]
+       (if (util.file-exists (filename))
+         (let [game (util.readjson (filename))]
            (each [k v (pairs game)]
              (tset game k (lume.map v #(deserialize k (clone $1)))))
            game)
          {:tiles [] :portraits [] :font [] :levels []}))
   files.game)
 
-(fn files.save []
+(fn files.save [?filename]
+  (when ?filename (set files.filename ?filename))
   (let [game {}]
     (each [k v (pairs files.game)]
       (tset game k (lume.map v #(serialize k (clone $1)))))
-    (util.writejson filename game)))
+    (util.writejson (filename) game)))
 
 (fn new-cache [game key]
   (let [spritegen (match key
@@ -77,6 +79,9 @@
     (each [key cache (pairs files.tilecaches)]
       (cache:load (. files.game key)))))
 
+(fn files.module []
+  (or files.game.module (: (filename) :match "^[^/]+")))
+
 (when (= files.game nil)
   (files.load))
 
diff --git a/game/init.fnl b/game/init.fnl
new file mode 100644
index 0000000..424161a
--- /dev/null
+++ b/game/init.fnl
@@ -0,0 +1,5 @@
+(local files (require :game.files))
+(local util (require :lib.util))
+
+(util.reload (files.module))
+