diff --git a/colrv1_postproc.py b/colrv1_postproc.py
index feaeebfe4..95060a827 100644
--- a/colrv1_postproc.py
+++ b/colrv1_postproc.py
@@ -13,6 +13,8 @@ from nototools import add_vs_cmap
 from nototools import unicode_data
 from pathlib import Path
 
+from colrv1_add_soft_light_to_flags import add_soft_light_to_flags
+
 
 def _is_colrv1(font):
   return (
@@ -193,10 +195,12 @@ def main(argv):
 
     _map_empty_flag_tag_to_black_flag(colr_font)
 
+    add_soft_light_to_flags(colr_font)
+
     out_file = Path('fonts/Noto-COLRv1-noflags.ttf').absolute()
     print("Writing", out_file)
     colr_font.save(out_file)
 
 
 if __name__ == "__main__":
-    app.run(main)
\ No newline at end of file
+    app.run(main)