diff --git a/metacsv/io/parsers.py b/metacsv/io/parsers.py
index 86e401a..e6b3e8e 100644
--- a/metacsv/io/parsers.py
+++ b/metacsv/io/parsers.py
@@ -103,9 +103,9 @@ def read_header(fp, header_file=None, parse_vars=False, assertions=None, *args,
         assertions (dict-like): dictionary of values to assert in file header
 
     Returns:
-        args        
-        variables   
+        attrs        
         coords      
+        variables   
 
     Example: