diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4ef35e9..250093d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 All notable changes to this project will be documented in this file. Dates are displayed in UTC.
 
+#### [v1.3.3](https://github.com/emit-sds/emit-utils/compare/v1.3.2...v1.3.3)
+
+> 24 June 2025
+
+* resolve flat field issue with ortho flag on by @pgbrodrick in https://github.com/emit-sds/emit-utils/pull/16
+
 #### [v1.3.2](https://github.com/emit-sds/emit-utils/compare/v1.3.1...v1.3.2)
 
 > 5 May 2025
diff --git a/emit_utils/reformat.py b/emit_utils/reformat.py
index 378736d..721871e 100644
--- a/emit_utils/reformat.py
+++ b/emit_utils/reformat.py
@@ -115,13 +115,18 @@ def main(rawargs=None):
             if 'wavelength' in list(metadata.keys()) and 'band names' not in list(metadata.keys()):
                 metadata['band names'] = metadata['wavelength']
 
-            envi_ds = envi.create_image(envi_header(output_name), metadata, ext='', force=args.overwrite)
-            mm = envi_ds.open_memmap(interleave='bip',writable=True)
+            # special case for flat field updat
+            if ds == 'flat_field_update' and args.orthorectify:
+                print(f'{ds} is not something that can be orthorectified - skipping.  If you want this file, rerun without --orthorectify')
+                continue
 
             dat = np.array(nc_ds[ds])
             if len(dat.shape) == 2:
                 dat = dat.reshape((dat.shape[0],dat.shape[1],1))
 
+            envi_ds = envi.create_image(envi_header(output_name), metadata, ext='', force=args.overwrite)
+            mm = envi_ds.open_memmap(interleave='bip',writable=True)
+
             if args.orthorectify:
                 mm[...] = single_image_ortho(dat, glt)
             else:
diff --git a/setup.py b/setup.py
index 817e70e..c0364fc 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@
 setup(name='emit_utils',
       packages=find_packages(),
       include_package_data=True,
-      version='1.3.2',
+      version='1.3.3',
       install_requires=[
           'gdal>=2.0',
           'spectral>=0.21',