diff --git a/pytoml/writer.py b/pytoml/writer.py
index 20cb80c..804b1d8 100644
--- a/pytoml/writer.py
+++ b/pytoml/writer.py
@@ -8,7 +8,7 @@
 
 def dumps(obj, sort_keys=False):
     fout = io.StringIO()
-    dump(fout, obj, sort_keys=sort_keys)
+    dump(obj, fout, sort_keys=sort_keys)
     return fout.getvalue()
 
 
@@ -88,7 +88,7 @@
         raise RuntimeError(v)
 
 
-def dump(fout, obj, sort_keys=False):
+def dump(obj, fout, sort_keys=False):
     tables = [((), obj, False)]
 
     while tables: