diff --git a/weboob/backends/aum/test.py b/weboob/backends/aum/test.py
index 19dfbeaf..0e5b2a70 100644
--- a/weboob/backends/aum/test.py
+++ b/weboob/backends/aum/test.py
@@ -26,8 +26,17 @@ class AuMTest(BackendTest):
     BACKEND = 'aum'
 
     def test_new_messages(self):
-        for message in self.backend.iter_unread_messages():
+        try:
+            for message in self.backend.iter_unread_messages():
+                pass
+        except BrowserUnavailable:
+            # enough frequent to do not care about.
             pass
 
-        contacts = list(self.backend.iter_contacts())
-        self.backend.fillobj(contacts[0], ['photos', 'profile'])
+    def test_contacts(self):
+        try:
+            contacts = list(self.backend.iter_contacts())
+            self.backend.fillobj(contacts[0], ['photos', 'profile'])
+        except BrowserUnavailable:
+            # enough frequent to do not care about.
+            pass