diff --git a/pyaoscx/interface.py b/pyaoscx/interface.py
index 6c143c7..238a077 100644
--- a/pyaoscx/interface.py
+++ b/pyaoscx/interface.py
@@ -2424,7 +2424,7 @@ def configure_spanning_tree(
 
         if bpdu_filter_enable is not None:
             _stp_config["bpdu_filter_enable"] = bpdu_filter_enable
- 
+
         if bpdu_guard_enable is not None:
             _stp_config["bpdu_guard_enable"] = bpdu_guard_enable