diff --git a/archimesh/achm_lamp_maker.py b/archimesh/achm_lamp_maker.py
index 724f21a405bd4de8b277dc61bd4778c533890b10..0a250bb299c91d8a2029b4166775c69e0a66f01d 100644
--- a/archimesh/achm_lamp_maker.py
+++ b/archimesh/achm_lamp_maker.py
@@ -222,8 +222,8 @@ class AchmLamp(Operator):
             description='lampshade bottom radio',
             )
     tr02 = FloatProperty(name='R2', min=0.001, max=10,
-            default=0.08, precision=3,
-                                   description='lampshade top radio')
+                         default=0.08, precision=3,
+                         description='lampshade top radio')
     pleats = BoolProperty(
             name="Pleats", description="Create pleats in the lampshade",
             default=False,