diff --git a/tools/oneclick/base/mmm_config.py b/tools/oneclick/base/mmm_config.py
index e0062541dd16e963f1865eaf16908a43057dd3e7..2114d27e68d2cf56be8f01b3fa40fefd138b5c11 100644
--- a/tools/oneclick/base/mmm_config.py
+++ b/tools/oneclick/base/mmm_config.py
@@ -86,7 +86,7 @@ class MmmConfig:
             elif self.board_select == 'unb2':
                 self.board_peripherals_path = mmmRootDir + "/boards/uniboard2/libraries/unb2_board/unb2_board_peripherals.cfg"
             
-            self.board_peripherals_dict = self.mmm.read_dict_file(self.board_peripherals_path , ' ')
+            self.board_peripherals_dict = self.mmm.read_dict_file(self.board_peripherals_path)
             self.board_peripherals      = self.chunks(self.mmm.get_key_values('board_peripherals', dicts=self.board_peripherals_dict).split(), 3)
             
         self.peripherals            = self.board_peripherals + self.custom_peripherals