diff --git a/equipment.py b/equipment.py
index 65e0526..d52f335 100644
--- a/equipment.py
+++ b/equipment.py
@@ -8,7 +8,7 @@ class OpticalEquipment(ModelSQL, ModelView):
     'Optical Equipment'
     __name__ = 'optical_equipment.equipment'
 
-    code_readinly = fields.Function(
+    code_readonly = fields.Function(
         fields.Boolean("Code Readonly"), 'get_code_readonly')
     code = fields.Char(
         "Code", select=True,states={