diff --git a/product/CMFCategory/Category.py b/product/CMFCategory/Category.py
index d2834ac6ba7bb5bc71750fa6e69defecd1b5b97f..f36105e50944a9b988066b6b14a31763050c21fe 100755
--- a/product/CMFCategory/Category.py
+++ b/product/CMFCategory/Category.py
@@ -121,6 +121,7 @@ class Category(Folder):
 
     # Declarative security
     security = ClassSecurityInfo()
+    security.declareObjectProtected(Permissions.View)
     security.declareProtected(Permissions.ManagePortal,
                               'manage_editProperties',
                               'manage_changeProperties',
@@ -472,6 +473,7 @@ class BaseCategory(Category):
 
     # Declarative security
     security = ClassSecurityInfo()
+    security.declareObjectProtected(Permissions.View)
 
     def asSqlExpression(self, strict_membership=0, table='category'):
       """