Index: /applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Tile.java
===================================================================
--- /applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Tile.java	(revision 33033)
+++ /applications/viewer/jmapviewer/src/org/openstreetmap/gui/jmapviewer/Tile.java	(revision 33034)
@@ -127,5 +127,5 @@
             @Override
             public BufferedImage call() throws Exception {
-                return new BufferedImage(source.getTileSize(), source.getTileSize(), BufferedImage.TYPE_INT_RGB);
+                return new BufferedImage(source.getTileSize(), source.getTileSize(), BufferedImage.TYPE_INT_ARGB);
             }
         });