diff --git a/src/Mod/PartDesign/Scripts/Spring.py b/src/Mod/PartDesign/Scripts/Spring.py
index 08337fc70f..5276f48c37 100644
--- a/src/Mod/PartDesign/Scripts/Spring.py
+++ b/src/Mod/PartDesign/Scripts/Spring.py
@@ -32,8 +32,8 @@ class MySpring:
       c.Radius = barradius
       p = c.toShape()
       section = Part.Wire([p])
-      makeSolid = 1  # change to 1 to make a solid
-      isFrenet = 1
+      makeSolid = True
+      isFrenet = True
       myspring = Part.Wire(myhelix).makePipeShell([section], makeSolid, isFrenet)
       fp.Shape = myspring