diff --git a/documentation/demo/include/shapegenerators.js b/documentation/demo/include/shapegenerators.js
index 860668a5..a6c84309 100644
--- a/documentation/demo/include/shapegenerators.js
+++ b/documentation/demo/include/shapegenerators.js
@@ -387,8 +387,8 @@ JSM.PrismGenerator = function ()
 		]], 'left'),
 		direction : new JSM.Parameter ('direction', 'coord', new JSM.Coord (0.0, 0.0, 1.0), 'right'),
 		height : new JSM.Parameter ('height', 'number', 1.0, 'right'),
-		withTopAndBottom : new JSM.Parameter ('top and bottom', 'check', true, 'right'),
-		curveAngle : new JSM.Parameter ('curve angle', 'number', 150, 'right')
+		curveAngle : new JSM.Parameter ('curve angle', 'number', 150, 'right'),
+		withTopAndBottom : new JSM.Parameter ('top and bottom', 'check', true, 'right')
 	};
 };