diff --git a/palom/align_multi_obj.py b/palom/align_multi_obj.py
index e4f1d25..32aa75a 100644
--- a/palom/align_multi_obj.py
+++ b/palom/align_multi_obj.py
@@ -108,7 +108,7 @@ def _coarse_align(self, **kwargs):
             'n_keypoints': 20_000,
             'plot_match_result': True,
             'test_flip': True,
-            'test_intensity_flip': True,
+            'test_intensity_invert': True,
             'auto_mask': True
         }
         c21l.coarse_register_affine(**{**default_kwargs, **kwargs})
@@ -202,7 +202,7 @@ def align_object(self, i, plot_shifts=True, **kwargs):
             'n_keypoints': 10_000,
             'plot_match_result': True,
             'test_flip': True,
-            'test_intensity_flip': True,
+            'test_intensity_invert': True,
             'auto_mask': True
         }
         c21l.coarse_register_affine(
diff --git a/palom/align_multi_res.py b/palom/align_multi_res.py
index a82c07d..5e39969 100644
--- a/palom/align_multi_res.py
+++ b/palom/align_multi_res.py
@@ -148,7 +148,7 @@ def _coarse_align(self, **kwargs):
             'n_keypoints': 20_000,
             'plot_match_result': True,
             'test_flip': True,
-            'test_intensity_flip': True,
+            'test_intensity_invert': True,
         }
         aligner.coarse_register_affine(**{**default_kwargs, **kwargs})
         self._coarse_affine_matrix = aligner.coarse_affine_matrix
diff --git a/pyproject.toml b/pyproject.toml
index b946fcd..8eb8467 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "palom"
-version = "2023.9.1"
+version = "2023.9.2"
 description = "Piecewise alignment for layers of mosaics"
 authors = ["Yu-An Chen <atwood12@gmail.com>"]
 readme = "README.md"