diff --git a/nifti2dicom/converter.py b/nifti2dicom/converter.py
index abb5f40..7196eff 100644
--- a/nifti2dicom/converter.py
+++ b/nifti2dicom/converter.py
@@ -80,7 +80,7 @@ def create_rgb_dicom_from_slice(slice_array, series_tag_values, reference_metada
     ds.PixelSpacing = reference_metadata.PixelSpacing if hasattr(reference_metadata, 'PixelSpacing') else ''
 
     # Set image-specific attributes
-    ds.Modality = 'OT'
+    ds.Modality = 'SC'
     ds.PhotometricInterpretation = 'RGB'
     ds.PixelRepresentation = 0
     ds.SamplesPerPixel = 3
diff --git a/setup.py b/setup.py
index f926d70..640ea41 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setup(
     name='nifti2dicom',
-    version='1.1.8',
+    version='1.1.9',
     packages=find_packages(),
     install_requires=[
         'pydicom',