diff --git a/scripts/try-uncompress b/scripts/try-uncompress
index b7a5c4c..ddff211 100755
--- a/scripts/try-uncompress
+++ b/scripts/try-uncompress
@@ -389,7 +389,8 @@ def sprites(filename)
     px = hdr.width * hdr.height
     pp hdr
     pp spr
-    
+
+    data = spr.to_data
 
     puts "%s %03d: %02x %02x %02x %02x %3d %3d %5d %5d  %.2f     %02x %02x ... %02x"%[
       filename,
@@ -403,9 +404,9 @@ def sprites(filename)
       px,
       hdr.size,
       (hdr.size*8) / px.to_f,
-      spr.data.bytes[0],
-      spr.data.bytes[1],
-      spr.data.bytes[-1],
+      data.bytes[0],
+      data.bytes[1],
+      data.bytes[-1],
     ]
   end
 end