diff --git a/changedetectionio/api/Watch.py b/changedetectionio/api/Watch.py
index 18d1d30e..4c1df01c 100644
--- a/changedetectionio/api/Watch.py
+++ b/changedetectionio/api/Watch.py
@@ -105,6 +105,9 @@ class Watch(Resource):
         watch['viewed'] = watch_obj.viewed
         watch['link'] = watch_obj.link,
 
+        # fetch_backend is a legacy field superseded by browser_profile — omit from API response
+        watch.pop('fetch_backend', None)
+
         return watch
 
     @auth.check_token
diff --git a/changedetectionio/tests/test_import.py b/changedetectionio/tests/test_import.py
index a47c5845..17319f23 100644
--- a/changedetectionio/tests/test_import.py
+++ b/changedetectionio/tests/test_import.py
@@ -211,6 +211,6 @@ def test_import_watchete_xlsx(client, live_server, measure_memory_usage, datasto
             assert watch.get('browser_profile') == 'browser_chromeplaywright' # Has active 'dynamic wachet'
 
         if watch.get('title') == 'system default website':
-            assert watch.get('browser_profile') is None # uses default if blank (importer doesn't set it)
+            assert watch.get('browser_profile') == 'system' # uses default if blank (importer doesn't set it)
 
     delete_all_watches(client)