diff --git a/BauSystem_Main/src/de/steamwar/bausystem/tracer/show/ShowModeParameter.java b/BauSystem_Main/src/de/steamwar/bausystem/tracer/show/ShowModeParameter.java
index e88c2c9..ad571d6 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/tracer/show/ShowModeParameter.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/tracer/show/ShowModeParameter.java
@@ -87,6 +87,7 @@ public class ShowModeParameter {
                     showModeParameter.interpolate_XZ = true;
                     break;
                 case "-advanced":
+                case "-a":
                     showModeParameter.interpolate_Y = true;
                     showModeParameter.interpolate_XZ = true;
                     break;