diff --git a/products/models.py b/products/models.py
index 0b83afa..699ab0a 100644
--- a/products/models.py
+++ b/products/models.py
@@ -9,23 +9,28 @@ from companies.models import Company
 class TreeTag(TagTreeModel):
     class TagMeta:
         initial = ""
-        force_lowercase = True
+        force_lowercase = False
         max_count=20
+        protect_all = True
         # autocomplete_view = 'myapp.views.hobbies_autocomplete'
 
 
 class CategoryTag(TagTreeModel):
+
     class TagMeta:
         initial = ""
-        force_lowercase = True
+        force_lowercase = False
+        protect_all = True
         # autocomplete_view = 'myapp.views.hobbies_autocomplete'
 
 
 class AttributeTag(TagTreeModel):
+
     class TagMeta:
         initial = ""
-        force_lowercase = True
+        force_lowercase = False
         max_count=20
+        protect_all = True
         # autocomplete_view = 'myapp.views.hobbies_autocomplete'