diff --git a/tools/oneclick/base/entity.py b/tools/oneclick/base/entity.py
index b39b0bc8e7351d3d8309fe9854c2ba961baf93a7..bde9046b829e409971512d6239a8c43d42dc042d 100644
--- a/tools/oneclick/base/entity.py
+++ b/tools/oneclick/base/entity.py
@@ -64,7 +64,7 @@ class Constant:
         self.type    = type
         self.value   = value
 
-class signal:
+class Signl:
     def __init__(self, name, type, default=""):
         
         self.name    = name
@@ -90,7 +90,8 @@ class Entity:
         self.genericNames       = []  
         self.genericTypes       = []   
         self.longestGenericName = 15  
-        self.longestGenericType = 8  
+        self.longestGenericType = 8 
+        self.architecture       = []  
         
     def read_entity_from_file(self, path, name):
         fname = path + name + ".vhd"