diff --git a/element_interface/caiman_loader.py b/element_interface/caiman_loader.py
index 18199c2..7d1e06f 100644
--- a/element_interface/caiman_loader.py
+++ b/element_interface/caiman_loader.py
@@ -289,7 +289,7 @@ def _get_image(self, img_type):
             img_ = (
                 pln_cm.motion_correction[img_type].transpose()
                 if self.is3D
-                else pln_cm.motion_correction[img_type][...][np.newaxis, ...]
+                else pln_cm.motion_correction[img_type][...][..., np.newaxis]
             )
         else:
             img_ = np.dstack(
diff --git a/element_interface/prairie_view_loader.py b/element_interface/prairie_view_loader.py
index 13b8c89..a3e9790 100644
--- a/element_interface/prairie_view_loader.py
+++ b/element_interface/prairie_view_loader.py
@@ -120,6 +120,9 @@ def write_single_bigtiff(
         if len(output_tiff_list) and not overwrite:
             return output_tiff_list[0] if gb_per_file is None else output_tiff_list
 
+        # delete old tif files if overwrite is True
+        [f.unlink() for f in output_tiff_list]
+
         output_tiff_list = []
         if self.meta["is_multipage"]:
             if gb_per_file is not None: