diff --git a/extensions/fablabchemnitz_split_bezier.inx b/extensions/fablabchemnitz_split_bezier.inx
index 8cf3eae..ef51de7 100644
--- a/extensions/fablabchemnitz_split_bezier.inx
+++ b/extensions/fablabchemnitz_split_bezier.inx
@@ -16,7 +16,7 @@
                 <item value="perc">%</item>
                 <item value="count">Subdivision Count</item>
             </param>
-            <param name="precision" type="int" default="5" min="0" max="10" _gui-text="Precision:">5</param>
+            <param name="precision" type="int" default="5" min="1" max="10" _gui-text="Precision (max. 5):">5</param>
             <param name="separateSegs" type="boolean" default="True" _gui-text="Break Apart"></param>
         </page>
         <page name="desc" _gui-text="Help">
@@ -24,7 +24,7 @@
             </_param>
         </page>
     </param>
-    <effect needs-live-preview="false">
+    <effect needs-live-preview="true">
         <object-type>path</object-type>
         <effects-menu>
             <submenu _name="FabLab Chemnitz">