diff --git a/tests/test_generic_feed.py b/tests/test_generic_feed.py
index aeccc50..de4ebe5 100644
--- a/tests/test_generic_feed.py
+++ b/tests/test_generic_feed.py
@@ -47,7 +47,7 @@ def test_update_ok(self, mock_session, mock_request):
 
         feed_entry = entries[3]
         self.assertIsNone(feed_entry.title)
-        assert feed_entry.external_id == -7266545992534134585
+        assert feed_entry.external_id == hash(feed_entry.coordinates)
 
         feed_entry = entries[4]
         assert feed_entry.title == "Title 5"
@@ -169,9 +169,10 @@ def _remove_entity(external_id):
         assert feed_entry.title == "Title 3"
         assert feed_entry.external_id == "Title 3"
 
-        feed_entry = entries.get(-7266545992534134585)
+        external_id = hash((-37.8901, 149.7890))
+        feed_entry = entries.get(external_id)
         self.assertIsNone(feed_entry.title)
-        assert feed_entry.external_id == -7266545992534134585
+        assert feed_entry.external_id == external_id
 
         feed_entry = entries.get("7890")
         assert feed_entry.title == "Title 5"