diff --git a/generic/models.py b/generic/models.py
index 6bcca0f0..ce484cdf 100644
--- a/generic/models.py
+++ b/generic/models.py
@@ -250,6 +250,7 @@ class SeriesImageBase(models.Model):
 
             if not self.image_blake3_hash:
                 image_blake3_hash, is_dicom = get_image_hash(self.image, hash_type="blake3", direct_pixel_data=True)
+                self.is_dicom = is_dicom
                 self.image_blake3_hash = image_blake3_hash
 
                 ## Hack for tests
diff --git a/helpers/images.py b/helpers/images.py
index 96c28392..a64db095 100644
--- a/helpers/images.py
+++ b/helpers/images.py
@@ -194,6 +194,7 @@ def get_image_hash(img, hash_type="blake3", direct_pixel_data=True) -> (str, boo
     # Random error catching is bad
     except (pydicom.errors.InvalidDicomError, TypeError) as e:
         print("dicom error", img)
+        print(e)
         try:  # This is horrible (but needed for current unit tests)
             # (we use a temporary file that breaks here)
             img.file.open()