diff --git a/trunk/daemon/core/conf.py b/trunk/daemon/core/conf.py
index 6b9bdf0a..b7b38451 100644
--- a/trunk/daemon/core/conf.py
+++ b/trunk/daemon/core/conf.py
@@ -337,14 +337,14 @@ class Configurable(object):
                 return 0
         return value
 
-
-    def valueof(self, name,  values):
+    @classmethod
+    def valueof(cls, name,  values):
         ''' Helper to return a value by the name defined in confmatrix.
             Checks if it is boolean'''
-        i = self.getnames().index(name)
-        if self._confmatrix[i][1] == coreapi.CONF_DATA_TYPE_BOOL and \
+        i = cls.getnames().index(name)
+        if cls._confmatrix[i][1] == coreapi.CONF_DATA_TYPE_BOOL and \
            values[i] != "":
-            return self.booltooffon( values[i] )
+            return cls.booltooffon(values[i])
         else:
             return values[i]