Index: trunk/src/org/openstreetmap/josm/gui/layer/ImageryLayer.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/layer/ImageryLayer.java	(revision 11862)
+++ trunk/src/org/openstreetmap/josm/gui/layer/ImageryLayer.java	(revision 11863)
@@ -2,4 +2,5 @@
 package org.openstreetmap.josm.gui.layer;
 
+import static org.openstreetmap.josm.tools.I18n.tr;
 import static org.openstreetmap.josm.tools.I18n.trc;
 
@@ -13,4 +14,5 @@
 import java.util.Collection;
 import java.util.List;
+import java.util.Locale;
 
 import javax.swing.AbstractAction;
@@ -37,5 +39,4 @@
 import org.openstreetmap.josm.gui.layer.imagery.TileSourceDisplaySettings;
 import org.openstreetmap.josm.tools.GBC;
-import static org.openstreetmap.josm.tools.I18n.tr;
 import org.openstreetmap.josm.tools.ImageProvider;
 import org.openstreetmap.josm.tools.ImageProvider.ImageSizes;
@@ -149,5 +150,5 @@
     public void mergeFrom(Layer from) {
     }
-    
+
     public abstract Collection<String> getNativeProjections();
 
@@ -159,5 +160,5 @@
             List<List<String>> content = new ArrayList<>();
             content.add(Arrays.asList(tr("Name"), info.getName()));
-            content.add(Arrays.asList(tr("Type"), info.getImageryType().getTypeString().toUpperCase()));
+            content.add(Arrays.asList(tr("Type"), info.getImageryType().getTypeString().toUpperCase(Locale.ENGLISH)));
             content.add(Arrays.asList(tr("URL"), info.getUrl()));
             content.add(Arrays.asList(tr("Id"), info.getId() == null ? "-" : info.getId()));