diff --git a/moonscript/cmd/args.lua b/moonscript/cmd/args.lua
index 1f76000..68b06fd 100644
--- a/moonscript/cmd/args.lua
+++ b/moonscript/cmd/args.lua
@@ -1,3 +1,5 @@
+local unpack
+unpack = require("moonscript.util").unpack
 local parse_spec
 parse_spec = function(spec)
   local flags, words
diff --git a/moonscript/cmd/args.moon b/moonscript/cmd/args.moon
index 5bcbe37..ac65c0e 100644
--- a/moonscript/cmd/args.moon
+++ b/moonscript/cmd/args.moon
@@ -1,4 +1,4 @@
-
+import unpack from require "moonscript.util"
 parse_spec = (spec) ->
   flags, words = if type(spec) == "table"
     unpack(spec), spec