Index: trunk/src/org/openstreetmap/josm/gui/layer/gpx/GpxDrawHelper.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/layer/gpx/GpxDrawHelper.java	(revision 11481)
+++ trunk/src/org/openstreetmap/josm/gui/layer/gpx/GpxDrawHelper.java	(revision 11482)
@@ -738,5 +738,5 @@
 
         // cache scale of view
-        final double zoomScale = mv.getScale();
+        final double zoomScale = mv.getDist100Pixel() / 50.0f;
 
         // 3rd. determine current paint parameters -----------------------------
@@ -1089,5 +1089,5 @@
         final Rectangle screenBounds = new Rectangle(mv.getWidth(), mv.getHeight());
         final MapViewState mapViewState = mv.getState();
-        final double zoomScale = mapViewState.getScale();
+        final double zoomScale = mv.getDist100Pixel() / 50.0f;
 
         // adjust global settings ( zero = default line width )