diff --git a/tests/test_sync.py b/tests/test_sync.py
index 9ba4048..989eb67 100644
--- a/tests/test_sync.py
+++ b/tests/test_sync.py
@@ -287,7 +287,8 @@ class TestPullChanges:
             engine._pull_changes()
 
         call_args = mock_api.call_args
-        assert "since=2026-03-14T10:00:00+00:00" in call_args[0][1]
+        from urllib.parse import unquote
+        assert "since=2026-03-14T10:00:00+00:00" in unquote(call_args[0][1])
 
 
 class TestTrySyncStore: