diff --git a/sys/apps/package.lua b/sys/apps/package.lua
index e1af0af..0ede6f5 100644
--- a/sys/apps/package.lua
+++ b/sys/apps/package.lua
@@ -106,7 +106,7 @@ local function install(name, isUpdate, ignoreDeps)
 
 	if Config.load('package').compression then
 		local c = Tar.tar_string(packageDir)
-		Util.writeFile(name .. '.tar.lzw', LZW.compress(c), 'wb')
+		Util.writeFile(packageDir  .. '.tar.lzw', LZW.compress(c), 'wb')
 		fs.delete(packageDir)
 	end
 end
diff --git a/sys/modules/opus/compress/tar.lua b/sys/modules/opus/compress/tar.lua
index 4bf04cf..0798234 100644
--- a/sys/modules/opus/compress/tar.lua
+++ b/sys/modules/opus/compress/tar.lua
@@ -214,7 +214,7 @@ local function tar_stream(tar_handle, root, files)
 			local abs = fs.combine(root, rel)
 			for _,f in ipairs(fs.list(abs)) do
 				local fullName = fs.combine(abs, f)
-				if fs.native.isDir(fullName) then -- skip virtual dirs
+				if fs.isDir(fullName) then -- skip virtual dirs
 					recurse(fs.combine(rel, f))
 				else
 					table.insert(files, fs.combine(rel, f))