Index: /applications/editors/josm/plugins/reltoolbox/build.xml
===================================================================
--- /applications/editors/josm/plugins/reltoolbox/build.xml	(revision 30208)
+++ /applications/editors/josm/plugins/reltoolbox/build.xml	(revision 30209)
@@ -4,5 +4,5 @@
     <property name="commit.message" value="RelToolbox: make natural sort for relation and find relation lists"/>
     <!-- enter the *lowest* JOSM version this plugin is currently compatible with -->
-    <property name="plugin.main.version" value="6162"/>
+    <property name="plugin.main.version" value="6721"/>
 
     <property name="plugin.author" value="Ilya Zverev"/>
Index: /applications/editors/josm/plugins/reltoolbox/src/relcontext/actions/CreateMultipolygonAction.java
===================================================================
--- /applications/editors/josm/plugins/reltoolbox/src/relcontext/actions/CreateMultipolygonAction.java	(revision 30208)
+++ /applications/editors/josm/plugins/reltoolbox/src/relcontext/actions/CreateMultipolygonAction.java	(revision 30209)
@@ -31,5 +31,5 @@
 	super("Multi", "data/multipolygon", tr("Create a multipolygon from selected objects"),
 		Shortcut.registerShortcut("reltoolbox:multipolygon", tr("Relation Toolbox: {0}", tr("Create multipolygon")),
-		KeyEvent.VK_B, Shortcut.CTRL), false);
+		KeyEvent.VK_A, Shortcut.ALT_CTRL), false);
 	this.chRel = chRel;
 	updateEnabledState();