diff --git a/wallgen.py b/wallgen.py
index 38379d4..e73a80a 100644
--- a/wallgen.py
+++ b/wallgen.py
@@ -609,6 +609,7 @@ def pic_poly(image, points, show, outline, name, smart, set_wall):
     "-p",
     type=click.INT,
     metavar="1-10",
+    default=1,
     help="""
               Use this percentage to determine number of polygons. [1-10]
               """,