diff --git a/odo/backends/csv.py b/odo/backends/csv.py
index 6e592dc1..76c2216f 100644
--- a/odo/backends/csv.py
+++ b/odo/backends/csv.py
@@ -103,7 +103,7 @@ def open_file(path, *args, **kwargs):
         f.close()
 
 
-def infer_header(path, nbytes=10000, encoding='utf-8', **kwargs):
+def infer_header(path, nbytes=10000, encoding=None, **kwargs):
     if encoding is None:
         encoding = 'utf-8'
     with open_file(path, 'rb') as f: