diff --git a/dcc/extract.py b/dcc/extract.py
index 292bd39..95228f7 100644
--- a/dcc/extract.py
+++ b/dcc/extract.py
@@ -12,7 +12,7 @@ class Extract(dcc.doom_base.Wad):
         return parser
 
     def take_action(self, parsed_args):
-        for w in self.load_order()
+        for w in self.load_order():
             try:
                 # TODO: handle anything other than graphics.
                 wad = omg.WadIO(w)