Index: /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/MemberTableMemberCellRenderer.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/MemberTableMemberCellRenderer.java	(revision 9866)
+++ /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/MemberTableMemberCellRenderer.java	(revision 9867)
@@ -25,5 +25,6 @@
     protected void renderPrimitive(OsmPrimitive primitive, Dimension cellSize) {
         // Make icon the full height of the table cell. Icon background is square.
-        setIcon(ImageProvider.getPadded(primitive, cellSize));
+        int size = Math.min(cellSize.width, cellSize.height);
+        setIcon(ImageProvider.getPadded(primitive, new Dimension(size, size)));
         setText(primitive.getDisplayName(DefaultNameFormatter.getInstance()));
         setToolTipText(DefaultNameFormatter.getInstance().buildDefaultToolTip(primitive));
Index: /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/SelectionTableCellRenderer.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/SelectionTableCellRenderer.java	(revision 9866)
+++ /trunk/src/org/openstreetmap/josm/gui/dialogs/relation/SelectionTableCellRenderer.java	(revision 9867)
@@ -61,5 +61,6 @@
 
     protected void renderPrimitive(OsmPrimitive primitive, Dimension cellSize) {
-        setIcon(ImageProvider.getPadded(primitive, cellSize));
+        int size = Math.min(cellSize.width, cellSize.height);
+        setIcon(ImageProvider.getPadded(primitive, new Dimension(size, size)));
         setText(primitive.getDisplayName(DefaultNameFormatter.getInstance()));
         setToolTipText(DefaultNameFormatter.getInstance().buildDefaultToolTip(primitive));