diff --git a/gui/griffon-app/controllers/com/muwire/gui/ChatRoomController.groovy b/gui/griffon-app/controllers/com/muwire/gui/ChatRoomController.groovy
index 8a857b64..c50edc7b 100644
--- a/gui/griffon-app/controllers/com/muwire/gui/ChatRoomController.groovy
+++ b/gui/griffon-app/controllers/com/muwire/gui/ChatRoomController.groovy
@@ -153,7 +153,7 @@ class ChatRoomController {
         Persona p = view.getSelectedPersona()
         if (p == null)
             return
-        String groupId = p.getHumanReadableName() + "-browse"
+        String groupId = UUID.randomUUID().toString()
         def params = [:]
         params['host'] = p
         params['core'] = model.core
diff --git a/gui/griffon-app/controllers/com/muwire/gui/MainFrameController.groovy b/gui/griffon-app/controllers/com/muwire/gui/MainFrameController.groovy
index a6b4c3d9..c20c0e8d 100644
--- a/gui/griffon-app/controllers/com/muwire/gui/MainFrameController.groovy
+++ b/gui/griffon-app/controllers/com/muwire/gui/MainFrameController.groovy
@@ -104,7 +104,7 @@ class MainFrameController {
         if (search.length() > 128) {
             try {
                 Persona p = new Persona(new ByteArrayInputStream(Base64.decode(search)))
-                String groupId = p.getHumanReadableName() + "-browse"
+                String groupId = UUID.randomUUID().toString()
                 def params = [:]
                 params['host'] = p
                 params['core'] = model.core