diff --git a/flyvis/network/ensemble_view.py b/flyvis/network/ensemble_view.py
index 80c1ef3..16cf0e3 100644
--- a/flyvis/network/ensemble_view.py
+++ b/flyvis/network/ensemble_view.py
@@ -237,7 +237,10 @@ def flash_response_index(
         responses = self.flash_responses()
         fris = flash_response_index(responses, radius=6)
         if cell_types is not None:
+            requested_cell_types = cell_types
             fris = fris.custom.where(cell_type=cell_types)
+            cell_types = fris.cell_type.values
+            kwargs.setdefault("sorted_type_list", requested_cell_types)
         else:
             cell_types = fris.cell_type.values
         task_error = self.task_error()
diff --git a/tests/test_ensemble_view.py b/tests/test_ensemble_view.py
new file mode 100644
index 0000000..08c3386
--- /dev/null
+++ b/tests/test_ensemble_view.py
@@ -0,0 +1,54 @@
+from types import SimpleNamespace
+
+import numpy as np
+
+from flyvis.network import ensemble_view as ensemble_view_module
+from flyvis.network.ensemble_view import EnsembleView
+
+
+class _FakeFRI:
+    def __init__(self, values, cell_types, filtered_cell_types=None):
+        self.values = values
+        self.cell_type = SimpleNamespace(values=np.array(cell_types))
+        self.filtered_cell_types = filtered_cell_types
+        self.custom = SimpleNamespace(where=self._where)
+
+    def _where(self, cell_type):
+        if self.filtered_cell_types is not None:
+            return _FakeFRI(self.values, self.filtered_cell_types)
+        return _FakeFRI(self.values, list(cell_type))
+
+
+class _DummyView:
+    def flash_responses(self):
+        return "responses"
+
+    def task_error(self):
+        return SimpleNamespace(values=np.array([0.5, 0.1, 0.2]))
+
+
+def test_flash_response_index_aligns_labels_with_filtered_data(monkeypatch):
+    requested = ["Mi1", "Tm3", "CT1(M10)"]
+    filtered = ["CT1(M10)", "Mi1", "Tm3"]
+    fake_fris = _FakeFRI(np.ones((3, 2, 1)), requested, filtered_cell_types=filtered)
+
+    monkeypatch.setattr(
+        ensemble_view_module, "flash_response_index", lambda *_args, **_kwargs: fake_fris
+    )
+
+    captured = SimpleNamespace(fris=None, cell_types=None, sorted_type_list=None)
+
+    def _fake_plot_fris(fris, cell_types, **kwargs):
+        captured.fris = fris
+        captured.cell_types = list(cell_types)
+        captured.sorted_type_list = kwargs.get("sorted_type_list")
+        return "fig", "ax"
+
+    monkeypatch.setattr(ensemble_view_module, "plot_fris", _fake_plot_fris)
+
+    fig, ax = EnsembleView.flash_response_index(_DummyView(), cell_types=requested)
+
+    assert (fig, ax) == ("fig", "ax")
+    assert captured.fris.shape == (3, 2, 1)
+    assert captured.cell_types == filtered
+    assert captured.sorted_type_list == requested