diff --git a/lib/model/sdp/commands.py b/lib/model/sdp/commands.py
index b6509629fd..e4d5350382 100644
--- a/lib/model/sdp/commands.py
+++ b/lib/model/sdp/commands.py
@@ -110,7 +110,7 @@ def get_shng_data(self, command, data, **kwargs):
                 try:
                     result = self._lookup(result, lu)
                 except ValueError as e:
-                    self.logger.warning(f'whie parsing reply to {command}, the lookup of {lu} failed: {e}')
+                    self.logger.warning(f'while parsing reply to {command}, the lookup of {lu} failed: {e}')
                     return
             return result
 
diff --git a/lib/model/smartdeviceplugin.py b/lib/model/smartdeviceplugin.py
index 609955bca0..276e28a565 100644
--- a/lib/model/smartdeviceplugin.py
+++ b/lib/model/smartdeviceplugin.py
@@ -1238,11 +1238,6 @@ def __init__(self, plugin_class, plugin_file):
 
         ``__init__.py -v``
 
-        If you add the -a parameter, all items will have an added
-
-        ``visu_acl: <ro>/<rw>``
-
-        attribute depending on the read/write configuration.
         ========================================================================
 
         If you call it with -s as a parameter, the plugin will insert the struct
@@ -1251,6 +1246,14 @@ def __init__(self, plugin_class, plugin_file):
 
         ``__init__.py -s``
 
+        If you add the -a parameter, all items will have an added
+
+        ``visu_acl: <ro>/<rw>``
+
+        attribute depending on the read/write configuration.
+
+        If you add the -l parameter, all items will be lowercase.
+
         """
         self.logger = logging.getLogger(__name__)
         self.logger.setLevel(logging.CRITICAL)
@@ -1266,6 +1269,7 @@ def __init__(self, plugin_class, plugin_file):
 
         self.struct_mode = False
         self.acl = False
+        self.lc = False
 
         self.indentwidth = 4
 
@@ -1287,6 +1291,9 @@ def __init__(self, plugin_class, plugin_file):
                 elif arg_str[:2].lower() == '-a':
                     self.acl = True
 
+                elif arg_str[:2].lower() == '-l':
+                    self.lc = True
+
                 else:
                     try:
                         # convertible to dict?
@@ -1328,7 +1335,7 @@ def __init__(self, plugin_class, plugin_file):
     def add_item_to_tree(self, item_path, item_dict):
         """ add entry for custom read group triggers """
 
-        dst_path_elems = item_path.split('.')
+        dst_path_elems = item_path.lower().split('.')
         item = {dst_path_elems[-1]: item_dict}
         for elem in reversed(dst_path_elems[:-1]):
             item = {elem: item}